Home / 22,459.04-30,996.35-18,675.70

Finding the Fourth Proportional to 22,459.04, 30,996.35 and 18,675.70

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Solution

The fourth proportional to 22,459.04, 30,996.35 and 18,675.70 is: 25,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459.04 : 30,996.35 = 18,675.70 : x
  2. Step 2: Convert to fraction form
    22,459.04/30,996.35 = 18,675.70/x
  3. Step 3: Cross multiply
    22,459.04x = 30,996.35 × 18,675.70
  4. Step 4: Simplify right side
    22,459.04x = 578,878,533.70
  5. Step 5: Solve for x
    x = 578,878,533.70/22,459.04
  6. Step 6: Final answer
    x = 25,774.86

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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.