Home / 22,298.29-33,421.61-12,417.76

Finding the Fourth Proportional to 22,298.29, 33,421.61 and 12,417.76

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Solution

The fourth proportional to 22,298.29, 33,421.61 and 12,417.76 is: 18,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.29 : 33,421.61 = 12,417.76 : x
  2. Step 2: Convert to fraction form
    22,298.29/33,421.61 = 12,417.76/x
  3. Step 3: Cross multiply
    22,298.29x = 33,421.61 × 12,417.76
  4. Step 4: Simplify right side
    22,298.29x = 415,021,416.62
  5. Step 5: Solve for x
    x = 415,021,416.62/22,298.29
  6. Step 6: Final answer
    x = 18,612.26

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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.