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Finding the Fourth Proportional to 61,602.48, 92,403.74 and 21,652.83

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Solution

The fourth proportional to 61,602.48, 92,403.74 and 21,652.83 is: 32,479.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,602.48 : 92,403.74 = 21,652.83 : x
  2. Step 2: Convert to fraction form
    61,602.48/92,403.74 = 21,652.83/x
  3. Step 3: Cross multiply
    61,602.48x = 92,403.74 × 21,652.83
  4. Step 4: Simplify right side
    61,602.48x = 2,000,802,527.72
  5. Step 5: Solve for x
    x = 2,000,802,527.72/61,602.48
  6. Step 6: Final answer
    x = 32,479.25

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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.