Home / 38,545.04-57,735.60-18,525.13

Finding the Fourth Proportional to 38,545.04, 57,735.60 and 18,525.13

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Solution

The fourth proportional to 38,545.04, 57,735.60 and 18,525.13 is: 27,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,545.04 : 57,735.60 = 18,525.13 : x
  2. Step 2: Convert to fraction form
    38,545.04/57,735.60 = 18,525.13/x
  3. Step 3: Cross multiply
    38,545.04x = 57,735.60 × 18,525.13
  4. Step 4: Simplify right side
    38,545.04x = 1,069,559,495.63
  5. Step 5: Solve for x
    x = 1,069,559,495.63/38,545.04
  6. Step 6: Final answer
    x = 27,748.30

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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.