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Finding the Fourth Proportional to 62,364.92, 93,536.12 and 17,980.76

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Solution

The fourth proportional to 62,364.92, 93,536.12 and 17,980.76 is: 26,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,364.92 : 93,536.12 = 17,980.76 : x
  2. Step 2: Convert to fraction form
    62,364.92/93,536.12 = 17,980.76/x
  3. Step 3: Cross multiply
    62,364.92x = 93,536.12 × 17,980.76
  4. Step 4: Simplify right side
    62,364.92x = 1,681,849,967.47
  5. Step 5: Solve for x
    x = 1,681,849,967.47/62,364.92
  6. Step 6: Final answer
    x = 26,967.89

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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.