Home / 19,340.86-26,690.16-10,842.94

Finding the Fourth Proportional to 19,340.86, 26,690.16 and 10,842.94

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Solution

The fourth proportional to 19,340.86, 26,690.16 and 10,842.94 is: 14,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.86 : 26,690.16 = 10,842.94 : x
  2. Step 2: Convert to fraction form
    19,340.86/26,690.16 = 10,842.94/x
  3. Step 3: Cross multiply
    19,340.86x = 26,690.16 × 10,842.94
  4. Step 4: Simplify right side
    19,340.86x = 289,399,803.47
  5. Step 5: Solve for x
    x = 289,399,803.47/19,340.86
  6. Step 6: Final answer
    x = 14,963.13

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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.