Home / 30,592.24-42,218.40-17,163.52

Finding the Fourth Proportional to 30,592.24, 42,218.40 and 17,163.52

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Solution

The fourth proportional to 30,592.24, 42,218.40 and 17,163.52 is: 23,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.24 : 42,218.40 = 17,163.52 : x
  2. Step 2: Convert to fraction form
    30,592.24/42,218.40 = 17,163.52/x
  3. Step 3: Cross multiply
    30,592.24x = 42,218.40 × 17,163.52
  4. Step 4: Simplify right side
    30,592.24x = 724,616,352.77
  5. Step 5: Solve for x
    x = 724,616,352.77/30,592.24
  6. Step 6: Final answer
    x = 23,686.28

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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.