Home / 27,854.04-38,432.70-17,776.08

Finding the Fourth Proportional to 27,854.04, 38,432.70 and 17,776.08

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Solution

The fourth proportional to 27,854.04, 38,432.70 and 17,776.08 is: 24,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,854.04 : 38,432.70 = 17,776.08 : x
  2. Step 2: Convert to fraction form
    27,854.04/38,432.70 = 17,776.08/x
  3. Step 3: Cross multiply
    27,854.04x = 38,432.70 × 17,776.08
  4. Step 4: Simplify right side
    27,854.04x = 683,182,749.82
  5. Step 5: Solve for x
    x = 683,182,749.82/27,854.04
  6. Step 6: Final answer
    x = 24,527.24

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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.