Home / 18,905.51-26,089.35-10,522.01

Finding the Fourth Proportional to 18,905.51, 26,089.35 and 10,522.01

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Solution

The fourth proportional to 18,905.51, 26,089.35 and 10,522.01 is: 14,520.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,905.51 : 26,089.35 = 10,522.01 : x
  2. Step 2: Convert to fraction form
    18,905.51/26,089.35 = 10,522.01/x
  3. Step 3: Cross multiply
    18,905.51x = 26,089.35 × 10,522.01
  4. Step 4: Simplify right side
    18,905.51x = 274,512,401.59
  5. Step 5: Solve for x
    x = 274,512,401.59/18,905.51
  6. Step 6: Final answer
    x = 14,520.23

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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.