Home / 15,567.76-21,484.80-10,532.80

Finding the Fourth Proportional to 15,567.76, 21,484.80 and 10,532.80

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Solution

The fourth proportional to 15,567.76, 21,484.80 and 10,532.80 is: 14,536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.76 : 21,484.80 = 10,532.80 : x
  2. Step 2: Convert to fraction form
    15,567.76/21,484.80 = 10,532.80/x
  3. Step 3: Cross multiply
    15,567.76x = 21,484.80 × 10,532.80
  4. Step 4: Simplify right side
    15,567.76x = 226,295,101.44
  5. Step 5: Solve for x
    x = 226,295,101.44/15,567.76
  6. Step 6: Final answer
    x = 14,536.14

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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.