Home / 48,036.28-72,053.88-21,722.80

Finding the Fourth Proportional to 48,036.28, 72,053.88 and 21,722.80

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Solution

The fourth proportional to 48,036.28, 72,053.88 and 21,722.80 is: 32,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,036.28 : 72,053.88 = 21,722.80 : x
  2. Step 2: Convert to fraction form
    48,036.28/72,053.88 = 21,722.80/x
  3. Step 3: Cross multiply
    48,036.28x = 72,053.88 × 21,722.80
  4. Step 4: Simplify right side
    48,036.28x = 1,565,212,024.46
  5. Step 5: Solve for x
    x = 1,565,212,024.46/48,036.28
  6. Step 6: Final answer
    x = 32,583.96

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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.