Home / 25,526.85-35,227.83-15,457.15

Finding the Fourth Proportional to 25,526.85, 35,227.83 and 15,457.15

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Solution

The fourth proportional to 25,526.85, 35,227.83 and 15,457.15 is: 21,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,526.85 : 35,227.83 = 15,457.15 : x
  2. Step 2: Convert to fraction form
    25,526.85/35,227.83 = 15,457.15/x
  3. Step 3: Cross multiply
    25,526.85x = 35,227.83 × 15,457.15
  4. Step 4: Simplify right side
    25,526.85x = 544,521,852.48
  5. Step 5: Solve for x
    x = 544,521,852.48/25,526.85
  6. Step 6: Final answer
    x = 21,331.34

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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.