Home / 39,398.94-59,080.86-14,432.40

Finding the Fourth Proportional to 39,398.94, 59,080.86 and 14,432.40

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Solution

The fourth proportional to 39,398.94, 59,080.86 and 14,432.40 is: 21,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.94 : 59,080.86 = 14,432.40 : x
  2. Step 2: Convert to fraction form
    39,398.94/59,080.86 = 14,432.40/x
  3. Step 3: Cross multiply
    39,398.94x = 59,080.86 × 14,432.40
  4. Step 4: Simplify right side
    39,398.94x = 852,678,603.86
  5. Step 5: Solve for x
    x = 852,678,603.86/39,398.94
  6. Step 6: Final answer
    x = 21,642.17

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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.