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Finding the Fourth Proportional to 52,554.80, 78,807.90 and 22,957.40

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Solution

The fourth proportional to 52,554.80, 78,807.90 and 22,957.40 is: 34,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,554.80 : 78,807.90 = 22,957.40 : x
  2. Step 2: Convert to fraction form
    52,554.80/78,807.90 = 22,957.40/x
  3. Step 3: Cross multiply
    52,554.80x = 78,807.90 × 22,957.40
  4. Step 4: Simplify right side
    52,554.80x = 1,809,224,483.46
  5. Step 5: Solve for x
    x = 1,809,224,483.46/52,554.80
  6. Step 6: Final answer
    x = 34,425.49

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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.