Home / 25,430.52-35,090.76-14,675.76

Finding the Fourth Proportional to 25,430.52, 35,090.76 and 14,675.76

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Solution

The fourth proportional to 25,430.52, 35,090.76 and 14,675.76 is: 20,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.52 : 35,090.76 = 14,675.76 : x
  2. Step 2: Convert to fraction form
    25,430.52/35,090.76 = 14,675.76/x
  3. Step 3: Cross multiply
    25,430.52x = 35,090.76 × 14,675.76
  4. Step 4: Simplify right side
    25,430.52x = 514,983,571.98
  5. Step 5: Solve for x
    x = 514,983,571.98/25,430.52
  6. Step 6: Final answer
    x = 20,250.61

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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.