Home / 15,545.54-23,307.78-5,012.39

Finding the Fourth Proportional to 15,545.54, 23,307.78 and 5,012.39

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Solution

The fourth proportional to 15,545.54, 23,307.78 and 5,012.39 is: 7,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.54 : 23,307.78 = 5,012.39 : x
  2. Step 2: Convert to fraction form
    15,545.54/23,307.78 = 5,012.39/x
  3. Step 3: Cross multiply
    15,545.54x = 23,307.78 × 5,012.39
  4. Step 4: Simplify right side
    15,545.54x = 116,827,683.39
  5. Step 5: Solve for x
    x = 116,827,683.39/15,545.54
  6. Step 6: Final answer
    x = 7,515.19

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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.