Home / 24,251.02-33,458.16-13,638.40

Finding the Fourth Proportional to 24,251.02, 33,458.16 and 13,638.40

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Solution

The fourth proportional to 24,251.02, 33,458.16 and 13,638.40 is: 18,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,251.02 : 33,458.16 = 13,638.40 : x
  2. Step 2: Convert to fraction form
    24,251.02/33,458.16 = 13,638.40/x
  3. Step 3: Cross multiply
    24,251.02x = 33,458.16 × 13,638.40
  4. Step 4: Simplify right side
    24,251.02x = 456,315,769.34
  5. Step 5: Solve for x
    x = 456,315,769.34/24,251.02
  6. Step 6: Final answer
    x = 18,816.35

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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.