Home / 26,409.42-36,445.02-15,801.57

Finding the Fourth Proportional to 26,409.42, 36,445.02 and 15,801.57

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Solution

The fourth proportional to 26,409.42, 36,445.02 and 15,801.57 is: 21,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.42 : 36,445.02 = 15,801.57 : x
  2. Step 2: Convert to fraction form
    26,409.42/36,445.02 = 15,801.57/x
  3. Step 3: Cross multiply
    26,409.42x = 36,445.02 × 15,801.57
  4. Step 4: Simplify right side
    26,409.42x = 575,888,534.68
  5. Step 5: Solve for x
    x = 575,888,534.68/26,409.42
  6. Step 6: Final answer
    x = 21,806.18

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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.