Home / 19,325.64-26,667.06-10,828.20

Finding the Fourth Proportional to 19,325.64, 26,667.06 and 10,828.20

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Solution

The fourth proportional to 19,325.64, 26,667.06 and 10,828.20 is: 14,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.64 : 26,667.06 = 10,828.20 : x
  2. Step 2: Convert to fraction form
    19,325.64/26,667.06 = 10,828.20/x
  3. Step 3: Cross multiply
    19,325.64x = 26,667.06 × 10,828.20
  4. Step 4: Simplify right side
    19,325.64x = 288,756,259.09
  5. Step 5: Solve for x
    x = 288,756,259.09/19,325.64
  6. Step 6: Final answer
    x = 14,941.61

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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.