Home / 14,302.89-19,737.88-8,250.91

Finding the Fourth Proportional to 14,302.89, 19,737.88 and 8,250.91

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Solution

The fourth proportional to 14,302.89, 19,737.88 and 8,250.91 is: 11,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.89 : 19,737.88 = 8,250.91 : x
  2. Step 2: Convert to fraction form
    14,302.89/19,737.88 = 8,250.91/x
  3. Step 3: Cross multiply
    14,302.89x = 19,737.88 × 8,250.91
  4. Step 4: Simplify right side
    14,302.89x = 162,855,401.50
  5. Step 5: Solve for x
    x = 162,855,401.50/14,302.89
  6. Step 6: Final answer
    x = 11,386.19

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1.5x scale

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.