Home / 43,567.34-65,344.84-13,981.35

Finding the Fourth Proportional to 43,567.34, 65,344.84 and 13,981.35

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Solution

The fourth proportional to 43,567.34, 65,344.84 and 13,981.35 is: 20,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,567.34 : 65,344.84 = 13,981.35 : x
  2. Step 2: Convert to fraction form
    43,567.34/65,344.84 = 13,981.35/x
  3. Step 3: Cross multiply
    43,567.34x = 65,344.84 × 13,981.35
  4. Step 4: Simplify right side
    43,567.34x = 913,609,008.83
  5. Step 5: Solve for x
    x = 913,609,008.83/43,567.34
  6. Step 6: Final answer
    x = 20,970.04

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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.