Home / 14,823.27-20,421.47-10,339.02

Finding the Fourth Proportional to 14,823.27, 20,421.47 and 10,339.02

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Solution

The fourth proportional to 14,823.27, 20,421.47 and 10,339.02 is: 14,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,823.27 : 20,421.47 = 10,339.02 : x
  2. Step 2: Convert to fraction form
    14,823.27/20,421.47 = 10,339.02/x
  3. Step 3: Cross multiply
    14,823.27x = 20,421.47 × 10,339.02
  4. Step 4: Simplify right side
    14,823.27x = 211,138,012.61
  5. Step 5: Solve for x
    x = 211,138,012.61/14,823.27
  6. Step 6: Final answer
    x = 14,243.69

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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.