Home / 25,386.16-35,020.92-16,436.56

Finding the Fourth Proportional to 25,386.16, 35,020.92 and 16,436.56

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Solution

The fourth proportional to 25,386.16, 35,020.92 and 16,436.56 is: 22,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.16 : 35,020.92 = 16,436.56 : x
  2. Step 2: Convert to fraction form
    25,386.16/35,020.92 = 16,436.56/x
  3. Step 3: Cross multiply
    25,386.16x = 35,020.92 × 16,436.56
  4. Step 4: Simplify right side
    25,386.16x = 575,623,452.84
  5. Step 5: Solve for x
    x = 575,623,452.84/25,386.16
  6. Step 6: Final answer
    x = 22,674.70

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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.