Home / 18,864.25-28,253.21-9,010.46

Finding the Fourth Proportional to 18,864.25, 28,253.21 and 9,010.46

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Solution

The fourth proportional to 18,864.25, 28,253.21 and 9,010.46 is: 13,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.25 : 28,253.21 = 9,010.46 : x
  2. Step 2: Convert to fraction form
    18,864.25/28,253.21 = 9,010.46/x
  3. Step 3: Cross multiply
    18,864.25x = 28,253.21 × 9,010.46
  4. Step 4: Simplify right side
    18,864.25x = 254,574,444.16
  5. Step 5: Solve for x
    x = 254,574,444.16/18,864.25
  6. Step 6: Final answer
    x = 13,495.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.