Home / 10,465.27-15,677.85-10,113.53

Finding the Fourth Proportional to 10,465.27, 15,677.85 and 10,113.53

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Solution

The fourth proportional to 10,465.27, 15,677.85 and 10,113.53 is: 15,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.27 : 15,677.85 = 10,113.53 : x
  2. Step 2: Convert to fraction form
    10,465.27/15,677.85 = 10,113.53/x
  3. Step 3: Cross multiply
    10,465.27x = 15,677.85 × 10,113.53
  4. Step 4: Simplify right side
    10,465.27x = 158,558,406.31
  5. Step 5: Solve for x
    x = 158,558,406.31/10,465.27
  6. Step 6: Final answer
    x = 15,150.91

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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.