Home / 26,205.47-39,307.36-15,604.53

Finding the Fourth Proportional to 26,205.47, 39,307.36 and 15,604.53

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Solution

The fourth proportional to 26,205.47, 39,307.36 and 15,604.53 is: 23,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205.47 : 39,307.36 = 15,604.53 : x
  2. Step 2: Convert to fraction form
    26,205.47/39,307.36 = 15,604.53/x
  3. Step 3: Cross multiply
    26,205.47x = 39,307.36 × 15,604.53
  4. Step 4: Simplify right side
    26,205.47x = 613,372,878.34
  5. Step 5: Solve for x
    x = 613,372,878.34/26,205.47
  6. Step 6: Final answer
    x = 23,406.29

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.