Home / 18,352.14-25,301.40-14,587.80

Finding the Fourth Proportional to 18,352.14, 25,301.40 and 14,587.80

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Solution

The fourth proportional to 18,352.14, 25,301.40 and 14,587.80 is: 20,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.14 : 25,301.40 = 14,587.80 : x
  2. Step 2: Convert to fraction form
    18,352.14/25,301.40 = 14,587.80/x
  3. Step 3: Cross multiply
    18,352.14x = 25,301.40 × 14,587.80
  4. Step 4: Simplify right side
    18,352.14x = 369,091,762.92
  5. Step 5: Solve for x
    x = 369,091,762.92/18,352.14
  6. Step 6: Final answer
    x = 20,111.65

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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.