Home / 47,999.91-72,013.23-14,721.06

Finding the Fourth Proportional to 47,999.91, 72,013.23 and 14,721.06

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Solution

The fourth proportional to 47,999.91, 72,013.23 and 14,721.06 is: 22,085.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,999.91 : 72,013.23 = 14,721.06 : x
  2. Step 2: Convert to fraction form
    47,999.91/72,013.23 = 14,721.06/x
  3. Step 3: Cross multiply
    47,999.91x = 72,013.23 × 14,721.06
  4. Step 4: Simplify right side
    47,999.91x = 1,060,111,079.62
  5. Step 5: Solve for x
    x = 1,060,111,079.62/47,999.91
  6. Step 6: Final answer
    x = 22,085.69

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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.