Home / 16,386.08-22,615.50-9,673.34

Finding the Fourth Proportional to 16,386.08, 22,615.50 and 9,673.34

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Solution

The fourth proportional to 16,386.08, 22,615.50 and 9,673.34 is: 13,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.08 : 22,615.50 = 9,673.34 : x
  2. Step 2: Convert to fraction form
    16,386.08/22,615.50 = 9,673.34/x
  3. Step 3: Cross multiply
    16,386.08x = 22,615.50 × 9,673.34
  4. Step 4: Simplify right side
    16,386.08x = 218,767,420.77
  5. Step 5: Solve for x
    x = 218,767,420.77/16,386.08
  6. Step 6: Final answer
    x = 13,350.81

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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.