Home / 15,386.92-23,080.56-5,533.24

Finding the Fourth Proportional to 15,386.92, 23,080.56 and 5,533.24

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Solution

The fourth proportional to 15,386.92, 23,080.56 and 5,533.24 is: 8,299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.92 : 23,080.56 = 5,533.24 : x
  2. Step 2: Convert to fraction form
    15,386.92/23,080.56 = 5,533.24/x
  3. Step 3: Cross multiply
    15,386.92x = 23,080.56 × 5,533.24
  4. Step 4: Simplify right side
    15,386.92x = 127,710,277.81
  5. Step 5: Solve for x
    x = 127,710,277.81/15,386.92
  6. Step 6: Final answer
    x = 8,299.92

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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.