Home / 23,014.13-34,521.61-7,218.81

Finding the Fourth Proportional to 23,014.13, 34,521.61 and 7,218.81

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Solution

The fourth proportional to 23,014.13, 34,521.61 and 7,218.81 is: 10,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,014.13 : 34,521.61 = 7,218.81 : x
  2. Step 2: Convert to fraction form
    23,014.13/34,521.61 = 7,218.81/x
  3. Step 3: Cross multiply
    23,014.13x = 34,521.61 × 7,218.81
  4. Step 4: Simplify right side
    23,014.13x = 249,204,943.48
  5. Step 5: Solve for x
    x = 249,204,943.48/23,014.13
  6. Step 6: Final answer
    x = 10,828.35

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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.