Home / 35,278.60-48,685.05-19,364.53

Finding the Fourth Proportional to 35,278.60, 48,685.05 and 19,364.53

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Solution

The fourth proportional to 35,278.60, 48,685.05 and 19,364.53 is: 26,723.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.60 : 48,685.05 = 19,364.53 : x
  2. Step 2: Convert to fraction form
    35,278.60/48,685.05 = 19,364.53/x
  3. Step 3: Cross multiply
    35,278.60x = 48,685.05 × 19,364.53
  4. Step 4: Simplify right side
    35,278.60x = 942,762,989.56
  5. Step 5: Solve for x
    x = 942,762,989.56/35,278.60
  6. Step 6: Final answer
    x = 26,723.37

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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.