Home / 14,417.85-19,897.61-8,045.58

Finding the Fourth Proportional to 14,417.85, 19,897.61 and 8,045.58

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Solution

The fourth proportional to 14,417.85, 19,897.61 and 8,045.58 is: 11,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417.85 : 19,897.61 = 8,045.58 : x
  2. Step 2: Convert to fraction form
    14,417.85/19,897.61 = 8,045.58/x
  3. Step 3: Cross multiply
    14,417.85x = 19,897.61 × 8,045.58
  4. Step 4: Simplify right side
    14,417.85x = 160,087,772.84
  5. Step 5: Solve for x
    x = 160,087,772.84/14,417.85
  6. Step 6: Final answer
    x = 11,103.44

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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.