Home / 26,856.18-37,062.72-14,920.65

Finding the Fourth Proportional to 26,856.18, 37,062.72 and 14,920.65

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Solution

The fourth proportional to 26,856.18, 37,062.72 and 14,920.65 is: 20,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.18 : 37,062.72 = 14,920.65 : x
  2. Step 2: Convert to fraction form
    26,856.18/37,062.72 = 14,920.65/x
  3. Step 3: Cross multiply
    26,856.18x = 37,062.72 × 14,920.65
  4. Step 4: Simplify right side
    26,856.18x = 552,999,873.17
  5. Step 5: Solve for x
    x = 552,999,873.17/26,856.18
  6. Step 6: Final answer
    x = 20,591.16

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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.