Home / 18,501.18-25,532.19-10,543.23

Finding the Fourth Proportional to 18,501.18, 25,532.19 and 10,543.23

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Solution

The fourth proportional to 18,501.18, 25,532.19 and 10,543.23 is: 14,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.18 : 25,532.19 = 10,543.23 : x
  2. Step 2: Convert to fraction form
    18,501.18/25,532.19 = 10,543.23/x
  3. Step 3: Cross multiply
    18,501.18x = 25,532.19 × 10,543.23
  4. Step 4: Simplify right side
    18,501.18x = 269,191,751.57
  5. Step 5: Solve for x
    x = 269,191,751.57/18,501.18
  6. Step 6: Final answer
    x = 14,549.98

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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.