Home / 30,595.34-42,219.87-17,165.36

Finding the Fourth Proportional to 30,595.34, 42,219.87 and 17,165.36

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Solution

The fourth proportional to 30,595.34, 42,219.87 and 17,165.36 is: 23,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.34 : 42,219.87 = 17,165.36 : x
  2. Step 2: Convert to fraction form
    30,595.34/42,219.87 = 17,165.36/x
  3. Step 3: Cross multiply
    30,595.34x = 42,219.87 × 17,165.36
  4. Step 4: Simplify right side
    30,595.34x = 724,719,267.70
  5. Step 5: Solve for x
    x = 724,719,267.70/30,595.34
  6. Step 6: Final answer
    x = 23,687.24

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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.