Home / 31,435.53-47,154.77-10,377.41

Finding the Fourth Proportional to 31,435.53, 47,154.77 and 10,377.41

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Solution

The fourth proportional to 31,435.53, 47,154.77 and 10,377.41 is: 15,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,435.53 : 47,154.77 = 10,377.41 : x
  2. Step 2: Convert to fraction form
    31,435.53/47,154.77 = 10,377.41/x
  3. Step 3: Cross multiply
    31,435.53x = 47,154.77 × 10,377.41
  4. Step 4: Simplify right side
    31,435.53x = 489,344,381.75
  5. Step 5: Solve for x
    x = 489,344,381.75/31,435.53
  6. Step 6: Final answer
    x = 15,566.60

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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.