Home / 30,088.28-41,503.74-22,151

Finding the Fourth Proportional to 30,088.28, 41,503.74 and 22,151

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Solution

The fourth proportional to 30,088.28, 41,503.74 and 22,151 is: 30,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,088.28 : 41,503.74 = 22,151 : x
  2. Step 2: Convert to fraction form
    30,088.28/41,503.74 = 22,151/x
  3. Step 3: Cross multiply
    30,088.28x = 41,503.74 × 22,151
  4. Step 4: Simplify right side
    30,088.28x = 919,349,344.74
  5. Step 5: Solve for x
    x = 919,349,344.74/30,088.28
  6. Step 6: Final answer
    x = 30,555.06

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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.