Home / 28,071.02-38,737.98-17,999.46

Finding the Fourth Proportional to 28,071.02, 38,737.98 and 17,999.46

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Solution

The fourth proportional to 28,071.02, 38,737.98 and 17,999.46 is: 24,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,071.02 : 38,737.98 = 17,999.46 : x
  2. Step 2: Convert to fraction form
    28,071.02/38,737.98 = 17,999.46/x
  3. Step 3: Cross multiply
    28,071.02x = 38,737.98 × 17,999.46
  4. Step 4: Simplify right side
    28,071.02x = 697,262,721.49
  5. Step 5: Solve for x
    x = 697,262,721.49/28,071.02
  6. Step 6: Final answer
    x = 24,839.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.