Home / 15,633.79-23,427.15-9,386.98

Finding the Fourth Proportional to 15,633.79, 23,427.15 and 9,386.98

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Solution

The fourth proportional to 15,633.79, 23,427.15 and 9,386.98 is: 14,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.79 : 23,427.15 = 9,386.98 : x
  2. Step 2: Convert to fraction form
    15,633.79/23,427.15 = 9,386.98/x
  3. Step 3: Cross multiply
    15,633.79x = 23,427.15 × 9,386.98
  4. Step 4: Simplify right side
    15,633.79x = 219,910,188.51
  5. Step 5: Solve for x
    x = 219,910,188.51/15,633.79
  6. Step 6: Final answer
    x = 14,066.34

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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.