Home / 30,572.63-42,190.22-17,826.35

Finding the Fourth Proportional to 30,572.63, 42,190.22 and 17,826.35

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Solution

The fourth proportional to 30,572.63, 42,190.22 and 17,826.35 is: 24,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,572.63 : 42,190.22 = 17,826.35 : x
  2. Step 2: Convert to fraction form
    30,572.63/42,190.22 = 17,826.35/x
  3. Step 3: Cross multiply
    30,572.63x = 42,190.22 × 17,826.35
  4. Step 4: Simplify right side
    30,572.63x = 752,097,328.21
  5. Step 5: Solve for x
    x = 752,097,328.21/30,572.63
  6. Step 6: Final answer
    x = 24,600.35

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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.