Home / 25,219.67-34,803.24-15,148.28

Finding the Fourth Proportional to 25,219.67, 34,803.24 and 15,148.28

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Solution

The fourth proportional to 25,219.67, 34,803.24 and 15,148.28 is: 20,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.67 : 34,803.24 = 15,148.28 : x
  2. Step 2: Convert to fraction form
    25,219.67/34,803.24 = 15,148.28/x
  3. Step 3: Cross multiply
    25,219.67x = 34,803.24 × 15,148.28
  4. Step 4: Simplify right side
    25,219.67x = 527,209,050.41
  5. Step 5: Solve for x
    x = 527,209,050.41/25,219.67
  6. Step 6: Final answer
    x = 20,904.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.