Home / 35,515.17-53,258.92-13,316.44

Finding the Fourth Proportional to 35,515.17, 53,258.92 and 13,316.44

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Solution

The fourth proportional to 35,515.17, 53,258.92 and 13,316.44 is: 19,969.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.17 : 53,258.92 = 13,316.44 : x
  2. Step 2: Convert to fraction form
    35,515.17/53,258.92 = 13,316.44/x
  3. Step 3: Cross multiply
    35,515.17x = 53,258.92 × 13,316.44
  4. Step 4: Simplify right side
    35,515.17x = 709,219,212.64
  5. Step 5: Solve for x
    x = 709,219,212.64/35,515.17
  6. Step 6: Final answer
    x = 19,969.47

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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.