Home / 22,669.32-31,283.05-12,597.51

Finding the Fourth Proportional to 22,669.32, 31,283.05 and 12,597.51

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Solution

The fourth proportional to 22,669.32, 31,283.05 and 12,597.51 is: 17,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.32 : 31,283.05 = 12,597.51 : x
  2. Step 2: Convert to fraction form
    22,669.32/31,283.05 = 12,597.51/x
  3. Step 3: Cross multiply
    22,669.32x = 31,283.05 × 12,597.51
  4. Step 4: Simplify right side
    22,669.32x = 394,088,535.21
  5. Step 5: Solve for x
    x = 394,088,535.21/22,669.32
  6. Step 6: Final answer
    x = 17,384.22

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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.