Home / 42,602.32-63,903.52-19,235.44

Finding the Fourth Proportional to 42,602.32, 63,903.52 and 19,235.44

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Solution

The fourth proportional to 42,602.32, 63,903.52 and 19,235.44 is: 28,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,602.32 : 63,903.52 = 19,235.44 : x
  2. Step 2: Convert to fraction form
    42,602.32/63,903.52 = 19,235.44/x
  3. Step 3: Cross multiply
    42,602.32x = 63,903.52 × 19,235.44
  4. Step 4: Simplify right side
    42,602.32x = 1,229,212,324.75
  5. Step 5: Solve for x
    x = 1,229,212,324.75/42,602.32
  6. Step 6: Final answer
    x = 28,853.18

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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.