Home / 15,146.88-22,710.60-9,946.68

Finding the Fourth Proportional to 15,146.88, 22,710.60 and 9,946.68

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Solution

The fourth proportional to 15,146.88, 22,710.60 and 9,946.68 is: 14,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.88 : 22,710.60 = 9,946.68 : x
  2. Step 2: Convert to fraction form
    15,146.88/22,710.60 = 9,946.68/x
  3. Step 3: Cross multiply
    15,146.88x = 22,710.60 × 9,946.68
  4. Step 4: Simplify right side
    15,146.88x = 225,895,070.81
  5. Step 5: Solve for x
    x = 225,895,070.81/15,146.88
  6. Step 6: Final answer
    x = 14,913.64

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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.