Home / 26,710.79-40,062.06-10,915.25

Finding the Fourth Proportional to 26,710.79, 40,062.06 and 10,915.25

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Solution

The fourth proportional to 26,710.79, 40,062.06 and 10,915.25 is: 16,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,710.79 : 40,062.06 = 10,915.25 : x
  2. Step 2: Convert to fraction form
    26,710.79/40,062.06 = 10,915.25/x
  3. Step 3: Cross multiply
    26,710.79x = 40,062.06 × 10,915.25
  4. Step 4: Simplify right side
    26,710.79x = 437,287,200.10
  5. Step 5: Solve for x
    x = 437,287,200.10/26,710.79
  6. Step 6: Final answer
    x = 16,371.18

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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.