Home / 15,866.70-23,751.45-14,117.10

Finding the Fourth Proportional to 15,866.70, 23,751.45 and 14,117.10

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Solution

The fourth proportional to 15,866.70, 23,751.45 and 14,117.10 is: 21,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866.70 : 23,751.45 = 14,117.10 : x
  2. Step 2: Convert to fraction form
    15,866.70/23,751.45 = 14,117.10/x
  3. Step 3: Cross multiply
    15,866.70x = 23,751.45 × 14,117.10
  4. Step 4: Simplify right side
    15,866.70x = 335,301,594.80
  5. Step 5: Solve for x
    x = 335,301,594.80/15,866.70
  6. Step 6: Final answer
    x = 21,132.41

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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.