Home / 56,440.94-84,667.28-19,005.17

Finding the Fourth Proportional to 56,440.94, 84,667.28 and 19,005.17

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Solution

The fourth proportional to 56,440.94, 84,667.28 and 19,005.17 is: 28,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440.94 : 84,667.28 = 19,005.17 : x
  2. Step 2: Convert to fraction form
    56,440.94/84,667.28 = 19,005.17/x
  3. Step 3: Cross multiply
    56,440.94x = 84,667.28 × 19,005.17
  4. Step 4: Simplify right side
    56,440.94x = 1,609,115,531.48
  5. Step 5: Solve for x
    x = 1,609,115,531.48/56,440.94
  6. Step 6: Final answer
    x = 28,509.72

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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.