Home / 22,237.69-30,688.85-12,167.01

Finding the Fourth Proportional to 22,237.69, 30,688.85 and 12,167.01

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Solution

The fourth proportional to 22,237.69, 30,688.85 and 12,167.01 is: 16,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.69 : 30,688.85 = 12,167.01 : x
  2. Step 2: Convert to fraction form
    22,237.69/30,688.85 = 12,167.01/x
  3. Step 3: Cross multiply
    22,237.69x = 30,688.85 × 12,167.01
  4. Step 4: Simplify right side
    22,237.69x = 373,391,541.04
  5. Step 5: Solve for x
    x = 373,391,541.04/22,237.69
  6. Step 6: Final answer
    x = 16,790.93

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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.