Home / 23,257.50-35,041.34-21,038.91

Finding the Fourth Proportional to 23,257.50, 35,041.34 and 21,038.91

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Solution

The fourth proportional to 23,257.50, 35,041.34 and 21,038.91 is: 31,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,257.50 : 35,041.34 = 21,038.91 : x
  2. Step 2: Convert to fraction form
    23,257.50/35,041.34 = 21,038.91/x
  3. Step 3: Cross multiply
    23,257.50x = 35,041.34 × 21,038.91
  4. Step 4: Simplify right side
    23,257.50x = 737,231,598.54
  5. Step 5: Solve for x
    x = 737,231,598.54/23,257.50
  6. Step 6: Final answer
    x = 31,698.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.