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Finding the Fourth Proportional to 32,124.98, 47,968.82 and 28,345.26

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Solution

The fourth proportional to 32,124.98, 47,968.82 and 28,345.26 is: 42,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,124.98 : 47,968.82 = 28,345.26 : x
  2. Step 2: Convert to fraction form
    32,124.98/47,968.82 = 28,345.26/x
  3. Step 3: Cross multiply
    32,124.98x = 47,968.82 × 28,345.26
  4. Step 4: Simplify right side
    32,124.98x = 1,359,688,674.79
  5. Step 5: Solve for x
    x = 1,359,688,674.79/32,124.98
  6. Step 6: Final answer
    x = 42,324.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.