Home / 39,435.74-59,153.28-9,853.40

Finding the Fourth Proportional to 39,435.74, 59,153.28 and 9,853.40

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Solution

The fourth proportional to 39,435.74, 59,153.28 and 9,853.40 is: 14,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,435.74 : 59,153.28 = 9,853.40 : x
  2. Step 2: Convert to fraction form
    39,435.74/59,153.28 = 9,853.40/x
  3. Step 3: Cross multiply
    39,435.74x = 59,153.28 × 9,853.40
  4. Step 4: Simplify right side
    39,435.74x = 582,860,929.15
  5. Step 5: Solve for x
    x = 582,860,929.15/39,435.74
  6. Step 6: Final answer
    x = 14,780.02

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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.