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Finding the Fourth Proportional to 40,074.48, 60,108.48 and 17,889.12

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Solution

The fourth proportional to 40,074.48, 60,108.48 and 17,889.12 is: 26,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.48 : 60,108.48 = 17,889.12 : x
  2. Step 2: Convert to fraction form
    40,074.48/60,108.48 = 17,889.12/x
  3. Step 3: Cross multiply
    40,074.48x = 60,108.48 × 17,889.12
  4. Step 4: Simplify right side
    40,074.48x = 1,075,287,811.74
  5. Step 5: Solve for x
    x = 1,075,287,811.74/40,074.48
  6. Step 6: Final answer
    x = 26,832.23

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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.