Home / 11,969.37-16,509.29-10,373.13

Finding the Fourth Proportional to 11,969.37, 16,509.29 and 10,373.13

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Solution

The fourth proportional to 11,969.37, 16,509.29 and 10,373.13 is: 14,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.37 : 16,509.29 = 10,373.13 : x
  2. Step 2: Convert to fraction form
    11,969.37/16,509.29 = 10,373.13/x
  3. Step 3: Cross multiply
    11,969.37x = 16,509.29 × 10,373.13
  4. Step 4: Simplify right side
    11,969.37x = 171,252,959.51
  5. Step 5: Solve for x
    x = 171,252,959.51/11,969.37
  6. Step 6: Final answer
    x = 14,307.60

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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.