Home / 31,864.04-47,792.95-9,677.60

Finding the Fourth Proportional to 31,864.04, 47,792.95 and 9,677.60

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Solution

The fourth proportional to 31,864.04, 47,792.95 and 9,677.60 is: 14,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864.04 : 47,792.95 = 9,677.60 : x
  2. Step 2: Convert to fraction form
    31,864.04/47,792.95 = 9,677.60/x
  3. Step 3: Cross multiply
    31,864.04x = 47,792.95 × 9,677.60
  4. Step 4: Simplify right side
    31,864.04x = 462,521,052.92
  5. Step 5: Solve for x
    x = 462,521,052.92/31,864.04
  6. Step 6: Final answer
    x = 14,515.46

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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.