Home / 39,818.08-59,670.60-18,750.16

Finding the Fourth Proportional to 39,818.08, 59,670.60 and 18,750.16

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Solution

The fourth proportional to 39,818.08, 59,670.60 and 18,750.16 is: 28,098.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.08 : 59,670.60 = 18,750.16 : x
  2. Step 2: Convert to fraction form
    39,818.08/59,670.60 = 18,750.16/x
  3. Step 3: Cross multiply
    39,818.08x = 59,670.60 × 18,750.16
  4. Step 4: Simplify right side
    39,818.08x = 1,118,833,297.30
  5. Step 5: Solve for x
    x = 1,118,833,297.30/39,818.08
  6. Step 6: Final answer
    x = 28,098.62

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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.