Home / 10,281.48-15,440.04-9,814.02

Finding the Fourth Proportional to 10,281.48, 15,440.04 and 9,814.02

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Solution

The fourth proportional to 10,281.48, 15,440.04 and 9,814.02 is: 14,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.48 : 15,440.04 = 9,814.02 : x
  2. Step 2: Convert to fraction form
    10,281.48/15,440.04 = 9,814.02/x
  3. Step 3: Cross multiply
    10,281.48x = 15,440.04 × 9,814.02
  4. Step 4: Simplify right side
    10,281.48x = 151,528,861.36
  5. Step 5: Solve for x
    x = 151,528,861.36/10,281.48
  6. Step 6: Final answer
    x = 14,738.04

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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.