Home / 14,886.90-20,552.26-10,132.46

Finding the Fourth Proportional to 14,886.90, 20,552.26 and 10,132.46

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Solution

The fourth proportional to 14,886.90, 20,552.26 and 10,132.46 is: 13,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,886.90 : 20,552.26 = 10,132.46 : x
  2. Step 2: Convert to fraction form
    14,886.90/20,552.26 = 10,132.46/x
  3. Step 3: Cross multiply
    14,886.90x = 20,552.26 × 10,132.46
  4. Step 4: Simplify right side
    14,886.90x = 208,244,952.36
  5. Step 5: Solve for x
    x = 208,244,952.36/14,886.90
  6. Step 6: Final answer
    x = 13,988.47

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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.