Home / 46,380.34-63,956.76-39,688.12

Finding the Fourth Proportional to 46,380.34, 63,956.76 and 39,688.12

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Solution

The fourth proportional to 46,380.34, 63,956.76 and 39,688.12 is: 54,728.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,380.34 : 63,956.76 = 39,688.12 : x
  2. Step 2: Convert to fraction form
    46,380.34/63,956.76 = 39,688.12/x
  3. Step 3: Cross multiply
    46,380.34x = 63,956.76 × 39,688.12
  4. Step 4: Simplify right side
    46,380.34x = 2,538,323,565.69
  5. Step 5: Solve for x
    x = 2,538,323,565.69/46,380.34
  6. Step 6: Final answer
    x = 54,728.44

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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.