Home / 26,040.08-39,061.95-12,888.92

Finding the Fourth Proportional to 26,040.08, 39,061.95 and 12,888.92

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Solution

The fourth proportional to 26,040.08, 39,061.95 and 12,888.92 is: 19,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,040.08 : 39,061.95 = 12,888.92 : x
  2. Step 2: Convert to fraction form
    26,040.08/39,061.95 = 12,888.92/x
  3. Step 3: Cross multiply
    26,040.08x = 39,061.95 × 12,888.92
  4. Step 4: Simplify right side
    26,040.08x = 503,466,397.92
  5. Step 5: Solve for x
    x = 503,466,397.92/26,040.08
  6. Step 6: Final answer
    x = 19,334.29

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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.