Home / 34,663.86-47,836.14-18,748.32

Finding the Fourth Proportional to 34,663.86, 47,836.14 and 18,748.32

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Solution

The fourth proportional to 34,663.86, 47,836.14 and 18,748.32 is: 25,872.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.86 : 47,836.14 = 18,748.32 : x
  2. Step 2: Convert to fraction form
    34,663.86/47,836.14 = 18,748.32/x
  3. Step 3: Cross multiply
    34,663.86x = 47,836.14 × 18,748.32
  4. Step 4: Simplify right side
    34,663.86x = 896,847,260.28
  5. Step 5: Solve for x
    x = 896,847,260.28/34,663.86
  6. Step 6: Final answer
    x = 25,872.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.