Home / 32,108.04-48,144.18-9,915.12

Finding the Fourth Proportional to 32,108.04, 48,144.18 and 9,915.12

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Solution

The fourth proportional to 32,108.04, 48,144.18 and 9,915.12 is: 14,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.04 : 48,144.18 = 9,915.12 : x
  2. Step 2: Convert to fraction form
    32,108.04/48,144.18 = 9,915.12/x
  3. Step 3: Cross multiply
    32,108.04x = 48,144.18 × 9,915.12
  4. Step 4: Simplify right side
    32,108.04x = 477,355,322.00
  5. Step 5: Solve for x
    x = 477,355,322.00/32,108.04
  6. Step 6: Final answer
    x = 14,867.16

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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.