Home / 39,990.16-60,024.08-19,228.24

Finding the Fourth Proportional to 39,990.16, 60,024.08 and 19,228.24

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Solution

The fourth proportional to 39,990.16, 60,024.08 and 19,228.24 is: 28,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990.16 : 60,024.08 = 19,228.24 : x
  2. Step 2: Convert to fraction form
    39,990.16/60,024.08 = 19,228.24/x
  3. Step 3: Cross multiply
    39,990.16x = 60,024.08 × 19,228.24
  4. Step 4: Simplify right side
    39,990.16x = 1,154,157,416.02
  5. Step 5: Solve for x
    x = 1,154,157,416.02/39,990.16
  6. Step 6: Final answer
    x = 28,861.04

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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.