Home / 14,909.10-22,363.65-14,228.70

Finding the Fourth Proportional to 14,909.10, 22,363.65 and 14,228.70

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Solution

The fourth proportional to 14,909.10, 22,363.65 and 14,228.70 is: 21,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.10 : 22,363.65 = 14,228.70 : x
  2. Step 2: Convert to fraction form
    14,909.10/22,363.65 = 14,228.70/x
  3. Step 3: Cross multiply
    14,909.10x = 22,363.65 × 14,228.70
  4. Step 4: Simplify right side
    14,909.10x = 318,205,666.76
  5. Step 5: Solve for x
    x = 318,205,666.76/14,909.10
  6. Step 6: Final answer
    x = 21,343.05

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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.