Home / 23,378.55-35,055.36-10,215.51

Finding the Fourth Proportional to 23,378.55, 35,055.36 and 10,215.51

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Solution

The fourth proportional to 23,378.55, 35,055.36 and 10,215.51 is: 15,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.55 : 35,055.36 = 10,215.51 : x
  2. Step 2: Convert to fraction form
    23,378.55/35,055.36 = 10,215.51/x
  3. Step 3: Cross multiply
    23,378.55x = 35,055.36 × 10,215.51
  4. Step 4: Simplify right side
    23,378.55x = 358,108,380.63
  5. Step 5: Solve for x
    x = 358,108,380.63/23,378.55
  6. Step 6: Final answer
    x = 15,317.82

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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.