Home / 19,135.86-26,407.47-10,637.72

Finding the Fourth Proportional to 19,135.86, 26,407.47 and 10,637.72

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Solution

The fourth proportional to 19,135.86, 26,407.47 and 10,637.72 is: 14,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135.86 : 26,407.47 = 10,637.72 : x
  2. Step 2: Convert to fraction form
    19,135.86/26,407.47 = 10,637.72/x
  3. Step 3: Cross multiply
    19,135.86x = 26,407.47 × 10,637.72
  4. Step 4: Simplify right side
    19,135.86x = 280,915,139.73
  5. Step 5: Solve for x
    x = 280,915,139.73/19,135.86
  6. Step 6: Final answer
    x = 14,680.04

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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.