Home / 16,291.53-22,482.63-10,629.90

Finding the Fourth Proportional to 16,291.53, 22,482.63 and 10,629.90

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Solution

The fourth proportional to 16,291.53, 22,482.63 and 10,629.90 is: 14,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291.53 : 22,482.63 = 10,629.90 : x
  2. Step 2: Convert to fraction form
    16,291.53/22,482.63 = 10,629.90/x
  3. Step 3: Cross multiply
    16,291.53x = 22,482.63 × 10,629.90
  4. Step 4: Simplify right side
    16,291.53x = 238,988,108.64
  5. Step 5: Solve for x
    x = 238,988,108.64/16,291.53
  6. Step 6: Final answer
    x = 14,669.47

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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.