Home / 47,670.16-71,482.50-17,663.81

Finding the Fourth Proportional to 47,670.16, 71,482.50 and 17,663.81

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Solution

The fourth proportional to 47,670.16, 71,482.50 and 17,663.81 is: 26,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670.16 : 71,482.50 = 17,663.81 : x
  2. Step 2: Convert to fraction form
    47,670.16/71,482.50 = 17,663.81/x
  3. Step 3: Cross multiply
    47,670.16x = 71,482.50 × 17,663.81
  4. Step 4: Simplify right side
    47,670.16x = 1,262,652,940.91
  5. Step 5: Solve for x
    x = 1,262,652,940.91/47,670.16
  6. Step 6: Final answer
    x = 26,487.28

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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.