Home / 36,018.68-54,023.76-9,725.47

Finding the Fourth Proportional to 36,018.68, 54,023.76 and 9,725.47

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Solution

The fourth proportional to 36,018.68, 54,023.76 and 9,725.47 is: 14,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018.68 : 54,023.76 = 9,725.47 : x
  2. Step 2: Convert to fraction form
    36,018.68/54,023.76 = 9,725.47/x
  3. Step 3: Cross multiply
    36,018.68x = 54,023.76 × 9,725.47
  4. Step 4: Simplify right side
    36,018.68x = 525,406,322.11
  5. Step 5: Solve for x
    x = 525,406,322.11/36,018.68
  6. Step 6: Final answer
    x = 14,587.05

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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.