Home / 15,111.81-22,655.27-6,672.32

Finding the Fourth Proportional to 15,111.81, 22,655.27 and 6,672.32

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Solution

The fourth proportional to 15,111.81, 22,655.27 and 6,672.32 is: 10,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.81 : 22,655.27 = 6,672.32 : x
  2. Step 2: Convert to fraction form
    15,111.81/22,655.27 = 6,672.32/x
  3. Step 3: Cross multiply
    15,111.81x = 22,655.27 × 6,672.32
  4. Step 4: Simplify right side
    15,111.81x = 151,163,114.53
  5. Step 5: Solve for x
    x = 151,163,114.53/15,111.81
  6. Step 6: Final answer
    x = 10,002.98

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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.