Home / 25,453.68-35,118.90-16,501.56

Finding the Fourth Proportional to 25,453.68, 35,118.90 and 16,501.56

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Solution

The fourth proportional to 25,453.68, 35,118.90 and 16,501.56 is: 22,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.68 : 35,118.90 = 16,501.56 : x
  2. Step 2: Convert to fraction form
    25,453.68/35,118.90 = 16,501.56/x
  3. Step 3: Cross multiply
    25,453.68x = 35,118.90 × 16,501.56
  4. Step 4: Simplify right side
    25,453.68x = 579,516,635.48
  5. Step 5: Solve for x
    x = 579,516,635.48/25,453.68
  6. Step 6: Final answer
    x = 22,767.50

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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.