Home / 22,378.02-33,588.90-13,630.02

Finding the Fourth Proportional to 22,378.02, 33,588.90 and 13,630.02

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Solution

The fourth proportional to 22,378.02, 33,588.90 and 13,630.02 is: 20,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378.02 : 33,588.90 = 13,630.02 : x
  2. Step 2: Convert to fraction form
    22,378.02/33,588.90 = 13,630.02/x
  3. Step 3: Cross multiply
    22,378.02x = 33,588.90 × 13,630.02
  4. Step 4: Simplify right side
    22,378.02x = 457,817,378.78
  5. Step 5: Solve for x
    x = 457,817,378.78/22,378.02
  6. Step 6: Final answer
    x = 20,458.35

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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.