Home / 28,476.99-42,686.33-14,410.94

Finding the Fourth Proportional to 28,476.99, 42,686.33 and 14,410.94

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Solution

The fourth proportional to 28,476.99, 42,686.33 and 14,410.94 is: 21,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,476.99 : 42,686.33 = 14,410.94 : x
  2. Step 2: Convert to fraction form
    28,476.99/42,686.33 = 14,410.94/x
  3. Step 3: Cross multiply
    28,476.99x = 42,686.33 × 14,410.94
  4. Step 4: Simplify right side
    28,476.99x = 615,149,854.96
  5. Step 5: Solve for x
    x = 615,149,854.96/28,476.99
  6. Step 6: Final answer
    x = 21,601.65

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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.