Home / 15,389.58-23,084.56-5,528.86

Finding the Fourth Proportional to 15,389.58, 23,084.56 and 5,528.86

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Solution

The fourth proportional to 15,389.58, 23,084.56 and 5,528.86 is: 8,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.58 : 23,084.56 = 5,528.86 : x
  2. Step 2: Convert to fraction form
    15,389.58/23,084.56 = 5,528.86/x
  3. Step 3: Cross multiply
    15,389.58x = 23,084.56 × 5,528.86
  4. Step 4: Simplify right side
    15,389.58x = 127,631,300.40
  5. Step 5: Solve for x
    x = 127,631,300.40/15,389.58
  6. Step 6: Final answer
    x = 8,293.36

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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.