Home / 18,317.34-27,488.16-15,848.46

Finding the Fourth Proportional to 18,317.34, 27,488.16 and 15,848.46

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Solution

The fourth proportional to 18,317.34, 27,488.16 and 15,848.46 is: 23,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.34 : 27,488.16 = 15,848.46 : x
  2. Step 2: Convert to fraction form
    18,317.34/27,488.16 = 15,848.46/x
  3. Step 3: Cross multiply
    18,317.34x = 27,488.16 × 15,848.46
  4. Step 4: Simplify right side
    18,317.34x = 435,645,004.23
  5. Step 5: Solve for x
    x = 435,645,004.23/18,317.34
  6. Step 6: Final answer
    x = 23,783.20

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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.