Home / 15,547.54-23,310.78-5,014.39

Finding the Fourth Proportional to 15,547.54, 23,310.78 and 5,014.39

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Solution

The fourth proportional to 15,547.54, 23,310.78 and 5,014.39 is: 7,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.54 : 23,310.78 = 5,014.39 : x
  2. Step 2: Convert to fraction form
    15,547.54/23,310.78 = 5,014.39/x
  3. Step 3: Cross multiply
    15,547.54x = 23,310.78 × 5,014.39
  4. Step 4: Simplify right side
    15,547.54x = 116,889,342.12
  5. Step 5: Solve for x
    x = 116,889,342.12/15,547.54
  6. Step 6: Final answer
    x = 7,518.19

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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.