Home / 15,386.34-23,080.43-4,856.70

Finding the Fourth Proportional to 15,386.34, 23,080.43 and 4,856.70

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Solution

The fourth proportional to 15,386.34, 23,080.43 and 4,856.70 is: 7,285.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.34 : 23,080.43 = 4,856.70 : x
  2. Step 2: Convert to fraction form
    15,386.34/23,080.43 = 4,856.70/x
  3. Step 3: Cross multiply
    15,386.34x = 23,080.43 × 4,856.70
  4. Step 4: Simplify right side
    15,386.34x = 112,094,724.38
  5. Step 5: Solve for x
    x = 112,094,724.38/15,386.34
  6. Step 6: Final answer
    x = 7,285.34

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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.