Home / 23,143.71-34,669.08-10,646.36

Finding the Fourth Proportional to 23,143.71, 34,669.08 and 10,646.36

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Solution

The fourth proportional to 23,143.71, 34,669.08 and 10,646.36 is: 15,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.71 : 34,669.08 = 10,646.36 : x
  2. Step 2: Convert to fraction form
    23,143.71/34,669.08 = 10,646.36/x
  3. Step 3: Cross multiply
    23,143.71x = 34,669.08 × 10,646.36
  4. Step 4: Simplify right side
    23,143.71x = 369,099,333.20
  5. Step 5: Solve for x
    x = 369,099,333.20/23,143.71
  6. Step 6: Final answer
    x = 15,948.15

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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.