Home / 17,369.91-23,970.47-9,412.07

Finding the Fourth Proportional to 17,369.91, 23,970.47 and 9,412.07

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Solution

The fourth proportional to 17,369.91, 23,970.47 and 9,412.07 is: 12,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.91 : 23,970.47 = 9,412.07 : x
  2. Step 2: Convert to fraction form
    17,369.91/23,970.47 = 9,412.07/x
  3. Step 3: Cross multiply
    17,369.91x = 23,970.47 × 9,412.07
  4. Step 4: Simplify right side
    17,369.91x = 225,611,574.66
  5. Step 5: Solve for x
    x = 225,611,574.66/17,369.91
  6. Step 6: Final answer
    x = 12,988.64

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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.