Home / 19,309.41-26,647.39-10,925.91

Finding the Fourth Proportional to 19,309.41, 26,647.39 and 10,925.91

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Solution

The fourth proportional to 19,309.41, 26,647.39 and 10,925.91 is: 15,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.41 : 26,647.39 = 10,925.91 : x
  2. Step 2: Convert to fraction form
    19,309.41/26,647.39 = 10,925.91/x
  3. Step 3: Cross multiply
    19,309.41x = 26,647.39 × 10,925.91
  4. Step 4: Simplify right side
    19,309.41x = 291,146,957.56
  5. Step 5: Solve for x
    x = 291,146,957.56/19,309.41
  6. Step 6: Final answer
    x = 15,077.98

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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.