Home / 66,888.84-100,332.24-16,288.35

Finding the Fourth Proportional to 66,888.84, 100,332.24 and 16,288.35

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Solution

The fourth proportional to 66,888.84, 100,332.24 and 16,288.35 is: 24,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,888.84 : 100,332.24 = 16,288.35 : x
  2. Step 2: Convert to fraction form
    66,888.84/100,332.24 = 16,288.35/x
  3. Step 3: Cross multiply
    66,888.84x = 100,332.24 × 16,288.35
  4. Step 4: Simplify right side
    66,888.84x = 1,634,246,641.40
  5. Step 5: Solve for x
    x = 1,634,246,641.40/66,888.84
  6. Step 6: Final answer
    x = 24,432.28

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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.