Home / 22,931.10-34,396.65-9,784.80

Finding the Fourth Proportional to 22,931.10, 34,396.65 and 9,784.80

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Solution

The fourth proportional to 22,931.10, 34,396.65 and 9,784.80 is: 14,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931.10 : 34,396.65 = 9,784.80 : x
  2. Step 2: Convert to fraction form
    22,931.10/34,396.65 = 9,784.80/x
  3. Step 3: Cross multiply
    22,931.10x = 34,396.65 × 9,784.80
  4. Step 4: Simplify right side
    22,931.10x = 336,564,340.92
  5. Step 5: Solve for x
    x = 336,564,340.92/22,931.10
  6. Step 6: Final answer
    x = 14,677.20

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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.