Home / 15,386.48-23,083.61-4,293.16

Finding the Fourth Proportional to 15,386.48, 23,083.61 and 4,293.16

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Solution

The fourth proportional to 15,386.48, 23,083.61 and 4,293.16 is: 6,440.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.48 : 23,083.61 = 4,293.16 : x
  2. Step 2: Convert to fraction form
    15,386.48/23,083.61 = 4,293.16/x
  3. Step 3: Cross multiply
    15,386.48x = 23,083.61 × 4,293.16
  4. Step 4: Simplify right side
    15,386.48x = 99,101,611.31
  5. Step 5: Solve for x
    x = 99,101,611.31/15,386.48
  6. Step 6: Final answer
    x = 6,440.83

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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.