Home / 11,488.36-15,853.14-10,547.28

Finding the Fourth Proportional to 11,488.36, 15,853.14 and 10,547.28

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Solution

The fourth proportional to 11,488.36, 15,853.14 and 10,547.28 is: 14,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.36 : 15,853.14 = 10,547.28 : x
  2. Step 2: Convert to fraction form
    11,488.36/15,853.14 = 10,547.28/x
  3. Step 3: Cross multiply
    11,488.36x = 15,853.14 × 10,547.28
  4. Step 4: Simplify right side
    11,488.36x = 167,207,506.46
  5. Step 5: Solve for x
    x = 167,207,506.46/11,488.36
  6. Step 6: Final answer
    x = 14,554.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.