Home / 25,605.23-38,407.80-10,011.92

Finding the Fourth Proportional to 25,605.23, 38,407.80 and 10,011.92

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Solution

The fourth proportional to 25,605.23, 38,407.80 and 10,011.92 is: 15,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,605.23 : 38,407.80 = 10,011.92 : x
  2. Step 2: Convert to fraction form
    25,605.23/38,407.80 = 10,011.92/x
  3. Step 3: Cross multiply
    25,605.23x = 38,407.80 × 10,011.92
  4. Step 4: Simplify right side
    25,605.23x = 384,535,820.98
  5. Step 5: Solve for x
    x = 384,535,820.98/25,605.23
  6. Step 6: Final answer
    x = 15,017.86

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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.