Home / 22,319.12-33,484.76-12,465.48

Finding the Fourth Proportional to 22,319.12, 33,484.76 and 12,465.48

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Solution

The fourth proportional to 22,319.12, 33,484.76 and 12,465.48 is: 18,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.12 : 33,484.76 = 12,465.48 : x
  2. Step 2: Convert to fraction form
    22,319.12/33,484.76 = 12,465.48/x
  3. Step 3: Cross multiply
    22,319.12x = 33,484.76 × 12,465.48
  4. Step 4: Simplify right side
    22,319.12x = 417,403,606.08
  5. Step 5: Solve for x
    x = 417,403,606.08/22,319.12
  6. Step 6: Final answer
    x = 18,701.62

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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.