Home / 14,435.78-21,654.27-4,574.84

Finding the Fourth Proportional to 14,435.78, 21,654.27 and 4,574.84

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Solution

The fourth proportional to 14,435.78, 21,654.27 and 4,574.84 is: 6,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.78 : 21,654.27 = 4,574.84 : x
  2. Step 2: Convert to fraction form
    14,435.78/21,654.27 = 4,574.84/x
  3. Step 3: Cross multiply
    14,435.78x = 21,654.27 × 4,574.84
  4. Step 4: Simplify right side
    14,435.78x = 99,064,712.30
  5. Step 5: Solve for x
    x = 99,064,712.30/14,435.78
  6. Step 6: Final answer
    x = 6,862.45

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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.