Home / 26,357.40-36,368.60-15,611.13

Finding the Fourth Proportional to 26,357.40, 36,368.60 and 15,611.13

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Solution

The fourth proportional to 26,357.40, 36,368.60 and 15,611.13 is: 21,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.40 : 36,368.60 = 15,611.13 : x
  2. Step 2: Convert to fraction form
    26,357.40/36,368.60 = 15,611.13/x
  3. Step 3: Cross multiply
    26,357.40x = 36,368.60 × 15,611.13
  4. Step 4: Simplify right side
    26,357.40x = 567,754,864.46
  5. Step 5: Solve for x
    x = 567,754,864.46/26,357.40
  6. Step 6: Final answer
    x = 21,540.62

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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.