Home / 38,903.40-58,287.90-18,084.20

Finding the Fourth Proportional to 38,903.40, 58,287.90 and 18,084.20

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Solution

The fourth proportional to 38,903.40, 58,287.90 and 18,084.20 is: 27,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,903.40 : 58,287.90 = 18,084.20 : x
  2. Step 2: Convert to fraction form
    38,903.40/58,287.90 = 18,084.20/x
  3. Step 3: Cross multiply
    38,903.40x = 58,287.90 × 18,084.20
  4. Step 4: Simplify right side
    38,903.40x = 1,054,090,041.18
  5. Step 5: Solve for x
    x = 1,054,090,041.18/38,903.40
  6. Step 6: Final answer
    x = 27,095.06

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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.