Home / 18,587.80-25,647.60-10,632.52

Finding the Fourth Proportional to 18,587.80, 25,647.60 and 10,632.52

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Solution

The fourth proportional to 18,587.80, 25,647.60 and 10,632.52 is: 14,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.80 : 25,647.60 = 10,632.52 : x
  2. Step 2: Convert to fraction form
    18,587.80/25,647.60 = 10,632.52/x
  3. Step 3: Cross multiply
    18,587.80x = 25,647.60 × 10,632.52
  4. Step 4: Simplify right side
    18,587.80x = 272,698,619.95
  5. Step 5: Solve for x
    x = 272,698,619.95/18,587.80
  6. Step 6: Final answer
    x = 14,670.84

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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.