Home / 19,224.53-28,826.51-9,860.72

Finding the Fourth Proportional to 19,224.53, 28,826.51 and 9,860.72

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Solution

The fourth proportional to 19,224.53, 28,826.51 and 9,860.72 is: 14,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.53 : 28,826.51 = 9,860.72 : x
  2. Step 2: Convert to fraction form
    19,224.53/28,826.51 = 9,860.72/x
  3. Step 3: Cross multiply
    19,224.53x = 28,826.51 × 9,860.72
  4. Step 4: Simplify right side
    19,224.53x = 284,249,950.25
  5. Step 5: Solve for x
    x = 284,249,950.25/19,224.53
  6. Step 6: Final answer
    x = 14,785.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.