Home / 25,683.04-38,471.50-15,120.52

Finding the Fourth Proportional to 25,683.04, 38,471.50 and 15,120.52

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Solution

The fourth proportional to 25,683.04, 38,471.50 and 15,120.52 is: 22,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.04 : 38,471.50 = 15,120.52 : x
  2. Step 2: Convert to fraction form
    25,683.04/38,471.50 = 15,120.52/x
  3. Step 3: Cross multiply
    25,683.04x = 38,471.50 × 15,120.52
  4. Step 4: Simplify right side
    25,683.04x = 581,709,085.18
  5. Step 5: Solve for x
    x = 581,709,085.18/25,683.04
  6. Step 6: Final answer
    x = 22,649.54

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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.