Home / 13,017.02-17,963.52-7,048.76

Finding the Fourth Proportional to 13,017.02, 17,963.52 and 7,048.76

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Solution

The fourth proportional to 13,017.02, 17,963.52 and 7,048.76 is: 9,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.02 : 17,963.52 = 7,048.76 : x
  2. Step 2: Convert to fraction form
    13,017.02/17,963.52 = 7,048.76/x
  3. Step 3: Cross multiply
    13,017.02x = 17,963.52 × 7,048.76
  4. Step 4: Simplify right side
    13,017.02x = 126,620,541.24
  5. Step 5: Solve for x
    x = 126,620,541.24/13,017.02
  6. Step 6: Final answer
    x = 9,727.31

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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.