Home / 15,160.95-22,731.65-6,393.51

Finding the Fourth Proportional to 15,160.95, 22,731.65 and 6,393.51

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Solution

The fourth proportional to 15,160.95, 22,731.65 and 6,393.51 is: 9,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.95 : 22,731.65 = 6,393.51 : x
  2. Step 2: Convert to fraction form
    15,160.95/22,731.65 = 6,393.51/x
  3. Step 3: Cross multiply
    15,160.95x = 22,731.65 × 6,393.51
  4. Step 4: Simplify right side
    15,160.95x = 145,334,999.62
  5. Step 5: Solve for x
    x = 145,334,999.62/15,160.95
  6. Step 6: Final answer
    x = 9,586.14

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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.