Home / 19,756.74-27,265.02-10,803.72

Finding the Fourth Proportional to 19,756.74, 27,265.02 and 10,803.72

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Solution

The fourth proportional to 19,756.74, 27,265.02 and 10,803.72 is: 14,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.74 : 27,265.02 = 10,803.72 : x
  2. Step 2: Convert to fraction form
    19,756.74/27,265.02 = 10,803.72/x
  3. Step 3: Cross multiply
    19,756.74x = 27,265.02 × 10,803.72
  4. Step 4: Simplify right side
    19,756.74x = 294,563,641.87
  5. Step 5: Solve for x
    x = 294,563,641.87/19,756.74
  6. Step 6: Final answer
    x = 14,909.53

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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.