Home / 26,060.16-38,999.40-21,325.44

Finding the Fourth Proportional to 26,060.16, 38,999.40 and 21,325.44

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Solution

The fourth proportional to 26,060.16, 38,999.40 and 21,325.44 is: 31,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,060.16 : 38,999.40 = 21,325.44 : x
  2. Step 2: Convert to fraction form
    26,060.16/38,999.40 = 21,325.44/x
  3. Step 3: Cross multiply
    26,060.16x = 38,999.40 × 21,325.44
  4. Step 4: Simplify right side
    26,060.16x = 831,679,364.74
  5. Step 5: Solve for x
    x = 831,679,364.74/26,060.16
  6. Step 6: Final answer
    x = 31,913.82

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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.