Home / 15,140.08-22,563.44-14,352.76

Finding the Fourth Proportional to 15,140.08, 22,563.44 and 14,352.76

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Solution

The fourth proportional to 15,140.08, 22,563.44 and 14,352.76 is: 21,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.08 : 22,563.44 = 14,352.76 : x
  2. Step 2: Convert to fraction form
    15,140.08/22,563.44 = 14,352.76/x
  3. Step 3: Cross multiply
    15,140.08x = 22,563.44 × 14,352.76
  4. Step 4: Simplify right side
    15,140.08x = 323,847,639.09
  5. Step 5: Solve for x
    x = 323,847,639.09/15,140.08
  6. Step 6: Final answer
    x = 21,390.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.