Home / 27,629.04-38,112.30-17,011.20

Finding the Fourth Proportional to 27,629.04, 38,112.30 and 17,011.20

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Solution

The fourth proportional to 27,629.04, 38,112.30 and 17,011.20 is: 23,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.04 : 38,112.30 = 17,011.20 : x
  2. Step 2: Convert to fraction form
    27,629.04/38,112.30 = 17,011.20/x
  3. Step 3: Cross multiply
    27,629.04x = 38,112.30 × 17,011.20
  4. Step 4: Simplify right side
    27,629.04x = 648,335,957.76
  5. Step 5: Solve for x
    x = 648,335,957.76/27,629.04
  6. Step 6: Final answer
    x = 23,465.74

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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.