Home / 13,259.97-19,885.75-4,492.83

Finding the Fourth Proportional to 13,259.97, 19,885.75 and 4,492.83

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Solution

The fourth proportional to 13,259.97, 19,885.75 and 4,492.83 is: 6,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.97 : 19,885.75 = 4,492.83 : x
  2. Step 2: Convert to fraction form
    13,259.97/19,885.75 = 4,492.83/x
  3. Step 3: Cross multiply
    13,259.97x = 19,885.75 × 4,492.83
  4. Step 4: Simplify right side
    13,259.97x = 89,343,294.17
  5. Step 5: Solve for x
    x = 89,343,294.17/13,259.97
  6. Step 6: Final answer
    x = 6,737.82

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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.