Home / 13,529.93-20,302.19-10,242.23

Finding the Fourth Proportional to 13,529.93, 20,302.19 and 10,242.23

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Solution

The fourth proportional to 13,529.93, 20,302.19 and 10,242.23 is: 15,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529.93 : 20,302.19 = 10,242.23 : x
  2. Step 2: Convert to fraction form
    13,529.93/20,302.19 = 10,242.23/x
  3. Step 3: Cross multiply
    13,529.93x = 20,302.19 × 10,242.23
  4. Step 4: Simplify right side
    13,529.93x = 207,939,648.27
  5. Step 5: Solve for x
    x = 207,939,648.27/13,529.93
  6. Step 6: Final answer
    x = 15,368.86

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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.