Home / 39,319.02-58,900.50-18,557.10

Finding the Fourth Proportional to 39,319.02, 58,900.50 and 18,557.10

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Solution

The fourth proportional to 39,319.02, 58,900.50 and 18,557.10 is: 27,798.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.02 : 58,900.50 = 18,557.10 : x
  2. Step 2: Convert to fraction form
    39,319.02/58,900.50 = 18,557.10/x
  3. Step 3: Cross multiply
    39,319.02x = 58,900.50 × 18,557.10
  4. Step 4: Simplify right side
    39,319.02x = 1,093,022,468.55
  5. Step 5: Solve for x
    x = 1,093,022,468.55/39,319.02
  6. Step 6: Final answer
    x = 27,798.82

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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.