Home / 42,465.66-63,699.93-11,300.94

Finding the Fourth Proportional to 42,465.66, 63,699.93 and 11,300.94

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Solution

The fourth proportional to 42,465.66, 63,699.93 and 11,300.94 is: 16,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,465.66 : 63,699.93 = 11,300.94 : x
  2. Step 2: Convert to fraction form
    42,465.66/63,699.93 = 11,300.94/x
  3. Step 3: Cross multiply
    42,465.66x = 63,699.93 × 11,300.94
  4. Step 4: Simplify right side
    42,465.66x = 719,869,086.93
  5. Step 5: Solve for x
    x = 719,869,086.93/42,465.66
  6. Step 6: Final answer
    x = 16,951.79

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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.