Home / 16,299.48-22,458.54-10,985.08

Finding the Fourth Proportional to 16,299.48, 22,458.54 and 10,985.08

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Solution

The fourth proportional to 16,299.48, 22,458.54 and 10,985.08 is: 15,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,299.48 : 22,458.54 = 10,985.08 : x
  2. Step 2: Convert to fraction form
    16,299.48/22,458.54 = 10,985.08/x
  3. Step 3: Cross multiply
    16,299.48x = 22,458.54 × 10,985.08
  4. Step 4: Simplify right side
    16,299.48x = 246,708,858.58
  5. Step 5: Solve for x
    x = 246,708,858.58/16,299.48
  6. Step 6: Final answer
    x = 15,136.00

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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.