Home / 31,623.80-47,451.08-14,963.99

Finding the Fourth Proportional to 31,623.80, 47,451.08 and 14,963.99

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Solution

The fourth proportional to 31,623.80, 47,451.08 and 14,963.99 is: 22,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.80 : 47,451.08 = 14,963.99 : x
  2. Step 2: Convert to fraction form
    31,623.80/47,451.08 = 14,963.99/x
  3. Step 3: Cross multiply
    31,623.80x = 47,451.08 × 14,963.99
  4. Step 4: Simplify right side
    31,623.80x = 710,057,486.61
  5. Step 5: Solve for x
    x = 710,057,486.61/31,623.80
  6. Step 6: Final answer
    x = 22,453.26

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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.