Home / 42,235.84-63,353.74-19,437.39

Finding the Fourth Proportional to 42,235.84, 63,353.74 and 19,437.39

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Solution

The fourth proportional to 42,235.84, 63,353.74 and 19,437.39 is: 29,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,235.84 : 63,353.74 = 19,437.39 : x
  2. Step 2: Convert to fraction form
    42,235.84/63,353.74 = 19,437.39/x
  3. Step 3: Cross multiply
    42,235.84x = 63,353.74 × 19,437.39
  4. Step 4: Simplify right side
    42,235.84x = 1,231,431,352.34
  5. Step 5: Solve for x
    x = 1,231,431,352.34/42,235.84
  6. Step 6: Final answer
    x = 29,156.08

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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.