Home / 19,364.83-26,721.27-10,865.84

Finding the Fourth Proportional to 19,364.83, 26,721.27 and 10,865.84

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Solution

The fourth proportional to 19,364.83, 26,721.27 and 10,865.84 is: 14,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.83 : 26,721.27 = 10,865.84 : x
  2. Step 2: Convert to fraction form
    19,364.83/26,721.27 = 10,865.84/x
  3. Step 3: Cross multiply
    19,364.83x = 26,721.27 × 10,865.84
  4. Step 4: Simplify right side
    19,364.83x = 290,349,044.42
  5. Step 5: Solve for x
    x = 290,349,044.42/19,364.83
  6. Step 6: Final answer
    x = 14,993.63

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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.