Home / 36,439.64-54,637.32-14,248.88

Finding the Fourth Proportional to 36,439.64, 54,637.32 and 14,248.88

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Solution

The fourth proportional to 36,439.64, 54,637.32 and 14,248.88 is: 21,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.64 : 54,637.32 = 14,248.88 : x
  2. Step 2: Convert to fraction form
    36,439.64/54,637.32 = 14,248.88/x
  3. Step 3: Cross multiply
    36,439.64x = 54,637.32 × 14,248.88
  4. Step 4: Simplify right side
    36,439.64x = 778,520,616.20
  5. Step 5: Solve for x
    x = 778,520,616.20/36,439.64
  6. Step 6: Final answer
    x = 21,364.66

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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.