Home / 18,840.43-26,000.13-10,343.35

Finding the Fourth Proportional to 18,840.43, 26,000.13 and 10,343.35

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Solution

The fourth proportional to 18,840.43, 26,000.13 and 10,343.35 is: 14,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840.43 : 26,000.13 = 10,343.35 : x
  2. Step 2: Convert to fraction form
    18,840.43/26,000.13 = 10,343.35/x
  3. Step 3: Cross multiply
    18,840.43x = 26,000.13 × 10,343.35
  4. Step 4: Simplify right side
    18,840.43x = 268,928,444.64
  5. Step 5: Solve for x
    x = 268,928,444.64/18,840.43
  6. Step 6: Final answer
    x = 14,274.01

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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.