Home / 48,126.32-72,199.78-14,394.98

Finding the Fourth Proportional to 48,126.32, 72,199.78 and 14,394.98

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Solution

The fourth proportional to 48,126.32, 72,199.78 and 14,394.98 is: 21,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,126.32 : 72,199.78 = 14,394.98 : x
  2. Step 2: Convert to fraction form
    48,126.32/72,199.78 = 14,394.98/x
  3. Step 3: Cross multiply
    48,126.32x = 72,199.78 × 14,394.98
  4. Step 4: Simplify right side
    48,126.32x = 1,039,314,317.13
  5. Step 5: Solve for x
    x = 1,039,314,317.13/48,126.32
  6. Step 6: Final answer
    x = 21,595.55

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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.