Home / 38,465.05-57,703.53-16,278.55

Finding the Fourth Proportional to 38,465.05, 57,703.53 and 16,278.55

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Solution

The fourth proportional to 38,465.05, 57,703.53 and 16,278.55 is: 24,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,465.05 : 57,703.53 = 16,278.55 : x
  2. Step 2: Convert to fraction form
    38,465.05/57,703.53 = 16,278.55/x
  3. Step 3: Cross multiply
    38,465.05x = 57,703.53 × 16,278.55
  4. Step 4: Simplify right side
    38,465.05x = 939,329,798.28
  5. Step 5: Solve for x
    x = 939,329,798.28/38,465.05
  6. Step 6: Final answer
    x = 24,420.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.