Home / 35,619.10-53,428.65-14,839.90

Finding the Fourth Proportional to 35,619.10, 53,428.65 and 14,839.90

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Solution

The fourth proportional to 35,619.10, 53,428.65 and 14,839.90 is: 22,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619.10 : 53,428.65 = 14,839.90 : x
  2. Step 2: Convert to fraction form
    35,619.10/53,428.65 = 14,839.90/x
  3. Step 3: Cross multiply
    35,619.10x = 53,428.65 × 14,839.90
  4. Step 4: Simplify right side
    35,619.10x = 792,875,823.14
  5. Step 5: Solve for x
    x = 792,875,823.14/35,619.10
  6. Step 6: Final answer
    x = 22,259.85

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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.