Home / 13,500.23-20,250.18-4,615.47

Finding the Fourth Proportional to 13,500.23, 20,250.18 and 4,615.47

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Solution

The fourth proportional to 13,500.23, 20,250.18 and 4,615.47 is: 6,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.23 : 20,250.18 = 4,615.47 : x
  2. Step 2: Convert to fraction form
    13,500.23/20,250.18 = 4,615.47/x
  3. Step 3: Cross multiply
    13,500.23x = 20,250.18 × 4,615.47
  4. Step 4: Simplify right side
    13,500.23x = 93,464,075.21
  5. Step 5: Solve for x
    x = 93,464,075.21/13,500.23
  6. Step 6: Final answer
    x = 6,923.15

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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.