Home / 25,756.47-35,531.37-16,208.19

Finding the Fourth Proportional to 25,756.47, 35,531.37 and 16,208.19

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Solution

The fourth proportional to 25,756.47, 35,531.37 and 16,208.19 is: 22,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756.47 : 35,531.37 = 16,208.19 : x
  2. Step 2: Convert to fraction form
    25,756.47/35,531.37 = 16,208.19/x
  3. Step 3: Cross multiply
    25,756.47x = 35,531.37 × 16,208.19
  4. Step 4: Simplify right side
    25,756.47x = 575,899,195.92
  5. Step 5: Solve for x
    x = 575,899,195.92/25,756.47
  6. Step 6: Final answer
    x = 22,359.40

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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.