Home / 26,686.34-40,036.07-18,804.24

Finding the Fourth Proportional to 26,686.34, 40,036.07 and 18,804.24

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Solution

The fourth proportional to 26,686.34, 40,036.07 and 18,804.24 is: 28,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.34 : 40,036.07 = 18,804.24 : x
  2. Step 2: Convert to fraction form
    26,686.34/40,036.07 = 18,804.24/x
  3. Step 3: Cross multiply
    26,686.34x = 40,036.07 × 18,804.24
  4. Step 4: Simplify right side
    26,686.34x = 752,847,915.95
  5. Step 5: Solve for x
    x = 752,847,915.95/26,686.34
  6. Step 6: Final answer
    x = 28,210.98

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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.