Home / 35,513.14-53,255.86-13,314.40

Finding the Fourth Proportional to 35,513.14, 53,255.86 and 13,314.40

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Solution

The fourth proportional to 35,513.14, 53,255.86 and 13,314.40 is: 19,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,513.14 : 53,255.86 = 13,314.40 : x
  2. Step 2: Convert to fraction form
    35,513.14/53,255.86 = 13,314.40/x
  3. Step 3: Cross multiply
    35,513.14x = 53,255.86 × 13,314.40
  4. Step 4: Simplify right side
    35,513.14x = 709,069,822.38
  5. Step 5: Solve for x
    x = 709,069,822.38/35,513.14
  6. Step 6: Final answer
    x = 19,966.41

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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.