Home / 26,421.02-39,644.52-10,625.42

Finding the Fourth Proportional to 26,421.02, 39,644.52 and 10,625.42

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Solution

The fourth proportional to 26,421.02, 39,644.52 and 10,625.42 is: 15,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.02 : 39,644.52 = 10,625.42 : x
  2. Step 2: Convert to fraction form
    26,421.02/39,644.52 = 10,625.42/x
  3. Step 3: Cross multiply
    26,421.02x = 39,644.52 × 10,625.42
  4. Step 4: Simplify right side
    26,421.02x = 421,239,675.70
  5. Step 5: Solve for x
    x = 421,239,675.70/26,421.02
  6. Step 6: Final answer
    x = 15,943.35

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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.