Home / 15,624.92-21,562.29-14,354.07

Finding the Fourth Proportional to 15,624.92, 21,562.29 and 14,354.07

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Solution

The fourth proportional to 15,624.92, 21,562.29 and 14,354.07 is: 19,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.92 : 21,562.29 = 14,354.07 : x
  2. Step 2: Convert to fraction form
    15,624.92/21,562.29 = 14,354.07/x
  3. Step 3: Cross multiply
    15,624.92x = 21,562.29 × 14,354.07
  4. Step 4: Simplify right side
    15,624.92x = 309,506,620.02
  5. Step 5: Solve for x
    x = 309,506,620.02/15,624.92
  6. Step 6: Final answer
    x = 19,808.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.