Home / 40,889.04-61,314.48-14,587.62

Finding the Fourth Proportional to 40,889.04, 61,314.48 and 14,587.62

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Solution

The fourth proportional to 40,889.04, 61,314.48 and 14,587.62 is: 21,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,889.04 : 61,314.48 = 14,587.62 : x
  2. Step 2: Convert to fraction form
    40,889.04/61,314.48 = 14,587.62/x
  3. Step 3: Cross multiply
    40,889.04x = 61,314.48 × 14,587.62
  4. Step 4: Simplify right side
    40,889.04x = 894,432,334.74
  5. Step 5: Solve for x
    x = 894,432,334.74/40,889.04
  6. Step 6: Final answer
    x = 21,874.62

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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.