Home / 16,437.09-22,689.05-9,725.07

Finding the Fourth Proportional to 16,437.09, 22,689.05 and 9,725.07

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Solution

The fourth proportional to 16,437.09, 22,689.05 and 9,725.07 is: 13,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,437.09 : 22,689.05 = 9,725.07 : x
  2. Step 2: Convert to fraction form
    16,437.09/22,689.05 = 9,725.07/x
  3. Step 3: Cross multiply
    16,437.09x = 22,689.05 × 9,725.07
  4. Step 4: Simplify right side
    16,437.09x = 220,652,599.48
  5. Step 5: Solve for x
    x = 220,652,599.48/16,437.09
  6. Step 6: Final answer
    x = 13,424.07

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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.