Home / 22,411.97-30,931.47-14,477.26

Finding the Fourth Proportional to 22,411.97, 30,931.47 and 14,477.26

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Solution

The fourth proportional to 22,411.97, 30,931.47 and 14,477.26 is: 19,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411.97 : 30,931.47 = 14,477.26 : x
  2. Step 2: Convert to fraction form
    22,411.97/30,931.47 = 14,477.26/x
  3. Step 3: Cross multiply
    22,411.97x = 30,931.47 × 14,477.26
  4. Step 4: Simplify right side
    22,411.97x = 447,802,827.05
  5. Step 5: Solve for x
    x = 447,802,827.05/22,411.97
  6. Step 6: Final answer
    x = 19,980.52

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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.