Home / 16,945.07-23,385.65-9,776.30

Finding the Fourth Proportional to 16,945.07, 23,385.65 and 9,776.30

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Solution

The fourth proportional to 16,945.07, 23,385.65 and 9,776.30 is: 13,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.07 : 23,385.65 = 9,776.30 : x
  2. Step 2: Convert to fraction form
    16,945.07/23,385.65 = 9,776.30/x
  3. Step 3: Cross multiply
    16,945.07x = 23,385.65 × 9,776.30
  4. Step 4: Simplify right side
    16,945.07x = 228,624,964.29
  5. Step 5: Solve for x
    x = 228,624,964.29/16,945.07
  6. Step 6: Final answer
    x = 13,492.13

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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.