Home / 22,031.22-30,394.77-16,302.36

Finding the Fourth Proportional to 22,031.22, 30,394.77 and 16,302.36

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Solution

The fourth proportional to 22,031.22, 30,394.77 and 16,302.36 is: 22,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,031.22 : 30,394.77 = 16,302.36 : x
  2. Step 2: Convert to fraction form
    22,031.22/30,394.77 = 16,302.36/x
  3. Step 3: Cross multiply
    22,031.22x = 30,394.77 × 16,302.36
  4. Step 4: Simplify right side
    22,031.22x = 495,506,482.66
  5. Step 5: Solve for x
    x = 495,506,482.66/22,031.22
  6. Step 6: Final answer
    x = 22,491.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.