Home / 30,599.36-42,203.31-22,133.24

Finding the Fourth Proportional to 30,599.36, 42,203.31 and 22,133.24

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Solution

The fourth proportional to 30,599.36, 42,203.31 and 22,133.24 is: 30,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599.36 : 42,203.31 = 22,133.24 : x
  2. Step 2: Convert to fraction form
    30,599.36/42,203.31 = 22,133.24/x
  3. Step 3: Cross multiply
    30,599.36x = 42,203.31 × 22,133.24
  4. Step 4: Simplify right side
    30,599.36x = 934,095,989.02
  5. Step 5: Solve for x
    x = 934,095,989.02/30,599.36
  6. Step 6: Final answer
    x = 30,526.65

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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.