Home / 19,337.86-26,686.02-10,839.94

Finding the Fourth Proportional to 19,337.86, 26,686.02 and 10,839.94

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Solution

The fourth proportional to 19,337.86, 26,686.02 and 10,839.94 is: 14,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.86 : 26,686.02 = 10,839.94 : x
  2. Step 2: Convert to fraction form
    19,337.86/26,686.02 = 10,839.94/x
  3. Step 3: Cross multiply
    19,337.86x = 26,686.02 × 10,839.94
  4. Step 4: Simplify right side
    19,337.86x = 289,274,855.64
  5. Step 5: Solve for x
    x = 289,274,855.64/19,337.86
  6. Step 6: Final answer
    x = 14,958.99

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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.