Home / 28,602.74-39,473.98-18,001.46

Finding the Fourth Proportional to 28,602.74, 39,473.98 and 18,001.46

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Solution

The fourth proportional to 28,602.74, 39,473.98 and 18,001.46 is: 24,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,602.74 : 39,473.98 = 18,001.46 : x
  2. Step 2: Convert to fraction form
    28,602.74/39,473.98 = 18,001.46/x
  3. Step 3: Cross multiply
    28,602.74x = 39,473.98 × 18,001.46
  4. Step 4: Simplify right side
    28,602.74x = 710,589,272.01
  5. Step 5: Solve for x
    x = 710,589,272.01/28,602.74
  6. Step 6: Final answer
    x = 24,843.40

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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.