Home / 15,444.92-23,148.75-7,113.53

Finding the Fourth Proportional to 15,444.92, 23,148.75 and 7,113.53

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Solution

The fourth proportional to 15,444.92, 23,148.75 and 7,113.53 is: 10,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.92 : 23,148.75 = 7,113.53 : x
  2. Step 2: Convert to fraction form
    15,444.92/23,148.75 = 7,113.53/x
  3. Step 3: Cross multiply
    15,444.92x = 23,148.75 × 7,113.53
  4. Step 4: Simplify right side
    15,444.92x = 164,669,327.59
  5. Step 5: Solve for x
    x = 164,669,327.59/15,444.92
  6. Step 6: Final answer
    x = 10,661.71

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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.