Home / 13,045.25-19,569.40-4,729.19

Finding the Fourth Proportional to 13,045.25, 19,569.40 and 4,729.19

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Solution

The fourth proportional to 13,045.25, 19,569.40 and 4,729.19 is: 7,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,045.25 : 19,569.40 = 4,729.19 : x
  2. Step 2: Convert to fraction form
    13,045.25/19,569.40 = 4,729.19/x
  3. Step 3: Cross multiply
    13,045.25x = 19,569.40 × 4,729.19
  4. Step 4: Simplify right side
    13,045.25x = 92,547,301.12
  5. Step 5: Solve for x
    x = 92,547,301.12/13,045.25
  6. Step 6: Final answer
    x = 7,094.33

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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.