Home / 42,675.84-63,586.98-38,019.96

Finding the Fourth Proportional to 42,675.84, 63,586.98 and 38,019.96

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Solution

The fourth proportional to 42,675.84, 63,586.98 and 38,019.96 is: 56,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,675.84 : 63,586.98 = 38,019.96 : x
  2. Step 2: Convert to fraction form
    42,675.84/63,586.98 = 38,019.96/x
  3. Step 3: Cross multiply
    42,675.84x = 63,586.98 × 38,019.96
  4. Step 4: Simplify right side
    42,675.84x = 2,417,574,436.12
  5. Step 5: Solve for x
    x = 2,417,574,436.12/42,675.84
  6. Step 6: Final answer
    x = 56,649.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.