Home / 26,368.16-36,371.27-18,407.48

Finding the Fourth Proportional to 26,368.16, 36,371.27 and 18,407.48

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Solution

The fourth proportional to 26,368.16, 36,371.27 and 18,407.48 is: 25,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.16 : 36,371.27 = 18,407.48 : x
  2. Step 2: Convert to fraction form
    26,368.16/36,371.27 = 18,407.48/x
  3. Step 3: Cross multiply
    26,368.16x = 36,371.27 × 18,407.48
  4. Step 4: Simplify right side
    26,368.16x = 669,503,333.06
  5. Step 5: Solve for x
    x = 669,503,333.06/26,368.16
  6. Step 6: Final answer
    x = 25,390.60

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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.