Home / 39,437.38-59,155.71-9,855.01

Finding the Fourth Proportional to 39,437.38, 59,155.71 and 9,855.01

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Solution

The fourth proportional to 39,437.38, 59,155.71 and 9,855.01 is: 14,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,437.38 : 59,155.71 = 9,855.01 : x
  2. Step 2: Convert to fraction form
    39,437.38/59,155.71 = 9,855.01/x
  3. Step 3: Cross multiply
    39,437.38x = 59,155.71 × 9,855.01
  4. Step 4: Simplify right side
    39,437.38x = 582,980,113.61
  5. Step 5: Solve for x
    x = 582,980,113.61/39,437.38
  6. Step 6: Final answer
    x = 14,782.43

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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.