Home / 19,886.16-29,828.92-5,094.96

Finding the Fourth Proportional to 19,886.16, 29,828.92 and 5,094.96

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Solution

The fourth proportional to 19,886.16, 29,828.92 and 5,094.96 is: 7,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,886.16 : 29,828.92 = 5,094.96 : x
  2. Step 2: Convert to fraction form
    19,886.16/29,828.92 = 5,094.96/x
  3. Step 3: Cross multiply
    19,886.16x = 29,828.92 × 5,094.96
  4. Step 4: Simplify right side
    19,886.16x = 151,977,154.24
  5. Step 5: Solve for x
    x = 151,977,154.24/19,886.16
  6. Step 6: Final answer
    x = 7,642.36

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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.