Home / 26,130.96-36,065.52-15,526.44

Finding the Fourth Proportional to 26,130.96, 36,065.52 and 15,526.44

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Solution

The fourth proportional to 26,130.96, 36,065.52 and 15,526.44 is: 21,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.96 : 36,065.52 = 15,526.44 : x
  2. Step 2: Convert to fraction form
    26,130.96/36,065.52 = 15,526.44/x
  3. Step 3: Cross multiply
    26,130.96x = 36,065.52 × 15,526.44
  4. Step 4: Simplify right side
    26,130.96x = 559,969,132.35
  5. Step 5: Solve for x
    x = 559,969,132.35/26,130.96
  6. Step 6: Final answer
    x = 21,429.34

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.