Home / 55,259.29-82,888.86-25,660.94

Finding the Fourth Proportional to 55,259.29, 82,888.86 and 25,660.94

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Solution

The fourth proportional to 55,259.29, 82,888.86 and 25,660.94 is: 38,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.29 : 82,888.86 = 25,660.94 : x
  2. Step 2: Convert to fraction form
    55,259.29/82,888.86 = 25,660.94/x
  3. Step 3: Cross multiply
    55,259.29x = 82,888.86 × 25,660.94
  4. Step 4: Simplify right side
    55,259.29x = 2,127,006,063.13
  5. Step 5: Solve for x
    x = 2,127,006,063.13/55,259.29
  6. Step 6: Final answer
    x = 38,491.38

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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.