Home / 14,335.68-21,488.40-6,549.60

Finding the Fourth Proportional to 14,335.68, 21,488.40 and 6,549.60

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Solution

The fourth proportional to 14,335.68, 21,488.40 and 6,549.60 is: 9,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.68 : 21,488.40 = 6,549.60 : x
  2. Step 2: Convert to fraction form
    14,335.68/21,488.40 = 6,549.60/x
  3. Step 3: Cross multiply
    14,335.68x = 21,488.40 × 6,549.60
  4. Step 4: Simplify right side
    14,335.68x = 140,740,424.64
  5. Step 5: Solve for x
    x = 140,740,424.64/14,335.68
  6. Step 6: Final answer
    x = 9,817.49

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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.