Home / 15,328.48-22,990.98-4,236.76

Finding the Fourth Proportional to 15,328.48, 22,990.98 and 4,236.76

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Solution

The fourth proportional to 15,328.48, 22,990.98 and 4,236.76 is: 6,354.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.48 : 22,990.98 = 4,236.76 : x
  2. Step 2: Convert to fraction form
    15,328.48/22,990.98 = 4,236.76/x
  3. Step 3: Cross multiply
    15,328.48x = 22,990.98 × 4,236.76
  4. Step 4: Simplify right side
    15,328.48x = 97,407,264.42
  5. Step 5: Solve for x
    x = 97,407,264.42/15,328.48
  6. Step 6: Final answer
    x = 6,354.66

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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.