Home / 34,769.92-47,981.64-18,853.96

Finding the Fourth Proportional to 34,769.92, 47,981.64 and 18,853.96

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Solution

The fourth proportional to 34,769.92, 47,981.64 and 18,853.96 is: 26,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,769.92 : 47,981.64 = 18,853.96 : x
  2. Step 2: Convert to fraction form
    34,769.92/47,981.64 = 18,853.96/x
  3. Step 3: Cross multiply
    34,769.92x = 47,981.64 × 18,853.96
  4. Step 4: Simplify right side
    34,769.92x = 904,643,921.29
  5. Step 5: Solve for x
    x = 904,643,921.29/34,769.92
  6. Step 6: Final answer
    x = 26,018.00

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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.