Home / 23,458.41-35,240.54-13,621.77

Finding the Fourth Proportional to 23,458.41, 35,240.54 and 13,621.77

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Solution

The fourth proportional to 23,458.41, 35,240.54 and 13,621.77 is: 20,463.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.41 : 35,240.54 = 13,621.77 : x
  2. Step 2: Convert to fraction form
    23,458.41/35,240.54 = 13,621.77/x
  3. Step 3: Cross multiply
    23,458.41x = 35,240.54 × 13,621.77
  4. Step 4: Simplify right side
    23,458.41x = 480,038,462.45
  5. Step 5: Solve for x
    x = 480,038,462.45/23,458.41
  6. Step 6: Final answer
    x = 20,463.38

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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.