Home / 27,586.42-38,068.89-15,011.14

Finding the Fourth Proportional to 27,586.42, 38,068.89 and 15,011.14

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Solution

The fourth proportional to 27,586.42, 38,068.89 and 15,011.14 is: 20,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.42 : 38,068.89 = 15,011.14 : x
  2. Step 2: Convert to fraction form
    27,586.42/38,068.89 = 15,011.14/x
  3. Step 3: Cross multiply
    27,586.42x = 38,068.89 × 15,011.14
  4. Step 4: Simplify right side
    27,586.42x = 571,457,437.43
  5. Step 5: Solve for x
    x = 571,457,437.43/27,586.42
  6. Step 6: Final answer
    x = 20,715.17

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Half scale
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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.