Home / 19,004.05-26,225.06-10,389.88

Finding the Fourth Proportional to 19,004.05, 26,225.06 and 10,389.88

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Solution

The fourth proportional to 19,004.05, 26,225.06 and 10,389.88 is: 14,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.05 : 26,225.06 = 10,389.88 : x
  2. Step 2: Convert to fraction form
    19,004.05/26,225.06 = 10,389.88/x
  3. Step 3: Cross multiply
    19,004.05x = 26,225.06 × 10,389.88
  4. Step 4: Simplify right side
    19,004.05x = 272,475,226.39
  5. Step 5: Solve for x
    x = 272,475,226.39/19,004.05
  6. Step 6: Final answer
    x = 14,337.75

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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.