Home / 15,307.07-22,966.38-10,422.77

Finding the Fourth Proportional to 15,307.07, 22,966.38 and 10,422.77

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Solution

The fourth proportional to 15,307.07, 22,966.38 and 10,422.77 is: 15,638.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307.07 : 22,966.38 = 10,422.77 : x
  2. Step 2: Convert to fraction form
    15,307.07/22,966.38 = 10,422.77/x
  3. Step 3: Cross multiply
    15,307.07x = 22,966.38 × 10,422.77
  4. Step 4: Simplify right side
    15,307.07x = 239,373,353.89
  5. Step 5: Solve for x
    x = 239,373,353.89/15,307.07
  6. Step 6: Final answer
    x = 15,638.09

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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.