Home / 15,678.04-23,511.59-6,908.17

Finding the Fourth Proportional to 15,678.04, 23,511.59 and 6,908.17

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Solution

The fourth proportional to 15,678.04, 23,511.59 and 6,908.17 is: 10,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.04 : 23,511.59 = 6,908.17 : x
  2. Step 2: Convert to fraction form
    15,678.04/23,511.59 = 6,908.17/x
  3. Step 3: Cross multiply
    15,678.04x = 23,511.59 × 6,908.17
  4. Step 4: Simplify right side
    15,678.04x = 162,422,060.69
  5. Step 5: Solve for x
    x = 162,422,060.69/15,678.04
  6. Step 6: Final answer
    x = 10,359.84

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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.