Home / 25,402.76-35,047.66-16,457.12

Finding the Fourth Proportional to 25,402.76, 35,047.66 and 16,457.12

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Solution

The fourth proportional to 25,402.76, 35,047.66 and 16,457.12 is: 22,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.76 : 35,047.66 = 16,457.12 : x
  2. Step 2: Convert to fraction form
    25,402.76/35,047.66 = 16,457.12/x
  3. Step 3: Cross multiply
    25,402.76x = 35,047.66 × 16,457.12
  4. Step 4: Simplify right side
    25,402.76x = 576,783,546.34
  5. Step 5: Solve for x
    x = 576,783,546.34/25,402.76
  6. Step 6: Final answer
    x = 22,705.55

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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.