Home / 27,670.19-38,184.68-15,733.52

Finding the Fourth Proportional to 27,670.19, 38,184.68 and 15,733.52

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Solution

The fourth proportional to 27,670.19, 38,184.68 and 15,733.52 is: 21,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670.19 : 38,184.68 = 15,733.52 : x
  2. Step 2: Convert to fraction form
    27,670.19/38,184.68 = 15,733.52/x
  3. Step 3: Cross multiply
    27,670.19x = 38,184.68 × 15,733.52
  4. Step 4: Simplify right side
    27,670.19x = 600,779,444.34
  5. Step 5: Solve for x
    x = 600,779,444.34/27,670.19
  6. Step 6: Final answer
    x = 21,712.16

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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.