Home / 26,964.02-40,448.10-9,189.20

Finding the Fourth Proportional to 26,964.02, 40,448.10 and 9,189.20

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Solution

The fourth proportional to 26,964.02, 40,448.10 and 9,189.20 is: 13,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.02 : 40,448.10 = 9,189.20 : x
  2. Step 2: Convert to fraction form
    26,964.02/40,448.10 = 9,189.20/x
  3. Step 3: Cross multiply
    26,964.02x = 40,448.10 × 9,189.20
  4. Step 4: Simplify right side
    26,964.02x = 371,685,680.52
  5. Step 5: Solve for x
    x = 371,685,680.52/26,964.02
  6. Step 6: Final answer
    x = 13,784.51

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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.