Home / 23,643.76-35,453.16-10,490.40

Finding the Fourth Proportional to 23,643.76, 35,453.16 and 10,490.40

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Solution

The fourth proportional to 23,643.76, 35,453.16 and 10,490.40 is: 15,730.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,643.76 : 35,453.16 = 10,490.40 : x
  2. Step 2: Convert to fraction form
    23,643.76/35,453.16 = 10,490.40/x
  3. Step 3: Cross multiply
    23,643.76x = 35,453.16 × 10,490.40
  4. Step 4: Simplify right side
    23,643.76x = 371,917,829.66
  5. Step 5: Solve for x
    x = 371,917,829.66/23,643.76
  6. Step 6: Final answer
    x = 15,730.06

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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.