Home / 16,407.09-22,639.95-9,237.33

Finding the Fourth Proportional to 16,407.09, 22,639.95 and 9,237.33

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Solution

The fourth proportional to 16,407.09, 22,639.95 and 9,237.33 is: 12,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,407.09 : 22,639.95 = 9,237.33 : x
  2. Step 2: Convert to fraction form
    16,407.09/22,639.95 = 9,237.33/x
  3. Step 3: Cross multiply
    16,407.09x = 22,639.95 × 9,237.33
  4. Step 4: Simplify right side
    16,407.09x = 209,132,689.33
  5. Step 5: Solve for x
    x = 209,132,689.33/16,407.09
  6. Step 6: Final answer
    x = 12,746.48

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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.