Home / 22,750.86-31,415.54-14,267.19

Finding the Fourth Proportional to 22,750.86, 31,415.54 and 14,267.19

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Solution

The fourth proportional to 22,750.86, 31,415.54 and 14,267.19 is: 19,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,750.86 : 31,415.54 = 14,267.19 : x
  2. Step 2: Convert to fraction form
    22,750.86/31,415.54 = 14,267.19/x
  3. Step 3: Cross multiply
    22,750.86x = 31,415.54 × 14,267.19
  4. Step 4: Simplify right side
    22,750.86x = 448,211,406.80
  5. Step 5: Solve for x
    x = 448,211,406.80/22,750.86
  6. Step 6: Final answer
    x = 19,700.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.