Home / 25,762.40-35,560.56-15,151.52

Finding the Fourth Proportional to 25,762.40, 35,560.56 and 15,151.52

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Solution

The fourth proportional to 25,762.40, 35,560.56 and 15,151.52 is: 20,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,762.40 : 35,560.56 = 15,151.52 : x
  2. Step 2: Convert to fraction form
    25,762.40/35,560.56 = 15,151.52/x
  3. Step 3: Cross multiply
    25,762.40x = 35,560.56 × 15,151.52
  4. Step 4: Simplify right side
    25,762.40x = 538,796,536.05
  5. Step 5: Solve for x
    x = 538,796,536.05/25,762.40
  6. Step 6: Final answer
    x = 20,914.07

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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.