Home / 30,417.31-41,671.02-29,280.19

Finding the Fourth Proportional to 30,417.31, 41,671.02 and 29,280.19

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Solution

The fourth proportional to 30,417.31, 41,671.02 and 29,280.19 is: 40,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,417.31 : 41,671.02 = 29,280.19 : x
  2. Step 2: Convert to fraction form
    30,417.31/41,671.02 = 29,280.19/x
  3. Step 3: Cross multiply
    30,417.31x = 41,671.02 × 29,280.19
  4. Step 4: Simplify right side
    30,417.31x = 1,220,135,028.34
  5. Step 5: Solve for x
    x = 1,220,135,028.34/30,417.31
  6. Step 6: Final answer
    x = 40,113.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.