Home / 15,124.95-22,681.22-5,768.37

Finding the Fourth Proportional to 15,124.95, 22,681.22 and 5,768.37

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Solution

The fourth proportional to 15,124.95, 22,681.22 and 5,768.37 is: 8,650.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.95 : 22,681.22 = 5,768.37 : x
  2. Step 2: Convert to fraction form
    15,124.95/22,681.22 = 5,768.37/x
  3. Step 3: Cross multiply
    15,124.95x = 22,681.22 × 5,768.37
  4. Step 4: Simplify right side
    15,124.95x = 130,833,640.17
  5. Step 5: Solve for x
    x = 130,833,640.17/15,124.95
  6. Step 6: Final answer
    x = 8,650.19

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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.