Home / 16,160.09-22,297.29-9,353.05

Finding the Fourth Proportional to 16,160.09, 22,297.29 and 9,353.05

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Solution

The fourth proportional to 16,160.09, 22,297.29 and 9,353.05 is: 12,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,160.09 : 22,297.29 = 9,353.05 : x
  2. Step 2: Convert to fraction form
    16,160.09/22,297.29 = 9,353.05/x
  3. Step 3: Cross multiply
    16,160.09x = 22,297.29 × 9,353.05
  4. Step 4: Simplify right side
    16,160.09x = 208,547,577.42
  5. Step 5: Solve for x
    x = 208,547,577.42/16,160.09
  6. Step 6: Final answer
    x = 12,905.10

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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.