Home / 30,664.34-42,304.80-17,232.52

Finding the Fourth Proportional to 30,664.34, 42,304.80 and 17,232.52

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Solution

The fourth proportional to 30,664.34, 42,304.80 and 17,232.52 is: 23,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,664.34 : 42,304.80 = 17,232.52 : x
  2. Step 2: Convert to fraction form
    30,664.34/42,304.80 = 17,232.52/x
  3. Step 3: Cross multiply
    30,664.34x = 42,304.80 × 17,232.52
  4. Step 4: Simplify right side
    30,664.34x = 729,018,312.10
  5. Step 5: Solve for x
    x = 729,018,312.10/30,664.34
  6. Step 6: Final answer
    x = 23,774.14

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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.