Home / 14,211.80-21,308.59-5,897.55

Finding the Fourth Proportional to 14,211.80, 21,308.59 and 5,897.55

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Solution

The fourth proportional to 14,211.80, 21,308.59 and 5,897.55 is: 8,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.80 : 21,308.59 = 5,897.55 : x
  2. Step 2: Convert to fraction form
    14,211.80/21,308.59 = 5,897.55/x
  3. Step 3: Cross multiply
    14,211.80x = 21,308.59 × 5,897.55
  4. Step 4: Simplify right side
    14,211.80x = 125,668,498.74
  5. Step 5: Solve for x
    x = 125,668,498.74/14,211.80
  6. Step 6: Final answer
    x = 8,842.55

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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.