Home / 57,948.80-86,867.72-18,484.16

Finding the Fourth Proportional to 57,948.80, 86,867.72 and 18,484.16

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Solution

The fourth proportional to 57,948.80, 86,867.72 and 18,484.16 is: 27,708.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,948.80 : 86,867.72 = 18,484.16 : x
  2. Step 2: Convert to fraction form
    57,948.80/86,867.72 = 18,484.16/x
  3. Step 3: Cross multiply
    57,948.80x = 86,867.72 × 18,484.16
  4. Step 4: Simplify right side
    57,948.80x = 1,605,676,835.32
  5. Step 5: Solve for x
    x = 1,605,676,835.32/57,948.80
  6. Step 6: Final answer
    x = 27,708.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.