Home / 45,752.64-68,640.06-14,587.86

Finding the Fourth Proportional to 45,752.64, 68,640.06 and 14,587.86

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Solution

The fourth proportional to 45,752.64, 68,640.06 and 14,587.86 is: 21,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,752.64 : 68,640.06 = 14,587.86 : x
  2. Step 2: Convert to fraction form
    45,752.64/68,640.06 = 14,587.86/x
  3. Step 3: Cross multiply
    45,752.64x = 68,640.06 × 14,587.86
  4. Step 4: Simplify right side
    45,752.64x = 1,001,311,585.67
  5. Step 5: Solve for x
    x = 1,001,311,585.67/45,752.64
  6. Step 6: Final answer
    x = 21,885.33

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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.