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Finding the Fourth Proportional to 60,559.68, 90,843.36 and 19,008.32

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Solution

The fourth proportional to 60,559.68, 90,843.36 and 19,008.32 is: 28,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,559.68 : 90,843.36 = 19,008.32 : x
  2. Step 2: Convert to fraction form
    60,559.68/90,843.36 = 19,008.32/x
  3. Step 3: Cross multiply
    60,559.68x = 90,843.36 × 19,008.32
  4. Step 4: Simplify right side
    60,559.68x = 1,726,779,656.76
  5. Step 5: Solve for x
    x = 1,726,779,656.76/60,559.68
  6. Step 6: Final answer
    x = 28,513.69

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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.