Home / 33,972.52-46,886.40-20,543.87

Finding the Fourth Proportional to 33,972.52, 46,886.40 and 20,543.87

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Solution

The fourth proportional to 33,972.52, 46,886.40 and 20,543.87 is: 28,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,972.52 : 46,886.40 = 20,543.87 : x
  2. Step 2: Convert to fraction form
    33,972.52/46,886.40 = 20,543.87/x
  3. Step 3: Cross multiply
    33,972.52x = 46,886.40 × 20,543.87
  4. Step 4: Simplify right side
    33,972.52x = 963,227,769.22
  5. Step 5: Solve for x
    x = 963,227,769.22/33,972.52
  6. Step 6: Final answer
    x = 28,353.14

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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.