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Finding the Fourth Proportional to 52,573.68, 78,848.64 and 15,133.68

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Solution

The fourth proportional to 52,573.68, 78,848.64 and 15,133.68 is: 22,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,573.68 : 78,848.64 = 15,133.68 : x
  2. Step 2: Convert to fraction form
    52,573.68/78,848.64 = 15,133.68/x
  3. Step 3: Cross multiply
    52,573.68x = 78,848.64 × 15,133.68
  4. Step 4: Simplify right side
    52,573.68x = 1,193,270,086.20
  5. Step 5: Solve for x
    x = 1,193,270,086.20/52,573.68
  6. Step 6: Final answer
    x = 22,697.10

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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.