Home / 17,509.51-24,162.13-9,954.78

Finding the Fourth Proportional to 17,509.51, 24,162.13 and 9,954.78

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Solution

The fourth proportional to 17,509.51, 24,162.13 and 9,954.78 is: 13,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,509.51 : 24,162.13 = 9,954.78 : x
  2. Step 2: Convert to fraction form
    17,509.51/24,162.13 = 9,954.78/x
  3. Step 3: Cross multiply
    17,509.51x = 24,162.13 × 9,954.78
  4. Step 4: Simplify right side
    17,509.51x = 240,528,688.48
  5. Step 5: Solve for x
    x = 240,528,688.48/17,509.51
  6. Step 6: Final answer
    x = 13,737.03

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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.