Home / 17,038.04-23,488.20-13,254.56

Finding the Fourth Proportional to 17,038.04, 23,488.20 and 13,254.56

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Solution

The fourth proportional to 17,038.04, 23,488.20 and 13,254.56 is: 18,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.04 : 23,488.20 = 13,254.56 : x
  2. Step 2: Convert to fraction form
    17,038.04/23,488.20 = 13,254.56/x
  3. Step 3: Cross multiply
    17,038.04x = 23,488.20 × 13,254.56
  4. Step 4: Simplify right side
    17,038.04x = 311,325,756.19
  5. Step 5: Solve for x
    x = 311,325,756.19/17,038.04
  6. Step 6: Final answer
    x = 18,272.39

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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.