Home / 18,848.90-26,014.02-10,891.46

Finding the Fourth Proportional to 18,848.90, 26,014.02 and 10,891.46

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Solution

The fourth proportional to 18,848.90, 26,014.02 and 10,891.46 is: 15,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.90 : 26,014.02 = 10,891.46 : x
  2. Step 2: Convert to fraction form
    18,848.90/26,014.02 = 10,891.46/x
  3. Step 3: Cross multiply
    18,848.90x = 26,014.02 × 10,891.46
  4. Step 4: Simplify right side
    18,848.90x = 283,330,658.27
  5. Step 5: Solve for x
    x = 283,330,658.27/18,848.90
  6. Step 6: Final answer
    x = 15,031.68

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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.