Home / 43,025.19-64,498.91-15,316.71

Finding the Fourth Proportional to 43,025.19, 64,498.91 and 15,316.71

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Solution

The fourth proportional to 43,025.19, 64,498.91 and 15,316.71 is: 22,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,025.19 : 64,498.91 = 15,316.71 : x
  2. Step 2: Convert to fraction form
    43,025.19/64,498.91 = 15,316.71/x
  3. Step 3: Cross multiply
    43,025.19x = 64,498.91 × 15,316.71
  4. Step 4: Simplify right side
    43,025.19x = 987,911,023.20
  5. Step 5: Solve for x
    x = 987,911,023.20/43,025.19
  6. Step 6: Final answer
    x = 22,961.22

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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.