Home / 23,245.02-34,881.20-9,206.40

Finding the Fourth Proportional to 23,245.02, 34,881.20 and 9,206.40

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Solution

The fourth proportional to 23,245.02, 34,881.20 and 9,206.40 is: 13,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,245.02 : 34,881.20 = 9,206.40 : x
  2. Step 2: Convert to fraction form
    23,245.02/34,881.20 = 9,206.40/x
  3. Step 3: Cross multiply
    23,245.02x = 34,881.20 × 9,206.40
  4. Step 4: Simplify right side
    23,245.02x = 321,130,279.68
  5. Step 5: Solve for x
    x = 321,130,279.68/23,245.02
  6. Step 6: Final answer
    x = 13,815.01

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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.