Home / 30,624.89-42,262.52-17,013.02

Finding the Fourth Proportional to 30,624.89, 42,262.52 and 17,013.02

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Solution

The fourth proportional to 30,624.89, 42,262.52 and 17,013.02 is: 23,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624.89 : 42,262.52 = 17,013.02 : x
  2. Step 2: Convert to fraction form
    30,624.89/42,262.52 = 17,013.02/x
  3. Step 3: Cross multiply
    30,624.89x = 42,262.52 × 17,013.02
  4. Step 4: Simplify right side
    30,624.89x = 719,012,801.63
  5. Step 5: Solve for x
    x = 719,012,801.63/30,624.89
  6. Step 6: Final answer
    x = 23,478.06

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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.