Home / 22,411.89-30,927.02-13,457.34

Finding the Fourth Proportional to 22,411.89, 30,927.02 and 13,457.34

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Solution

The fourth proportional to 22,411.89, 30,927.02 and 13,457.34 is: 18,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411.89 : 30,927.02 = 13,457.34 : x
  2. Step 2: Convert to fraction form
    22,411.89/30,927.02 = 13,457.34/x
  3. Step 3: Cross multiply
    22,411.89x = 30,927.02 × 13,457.34
  4. Step 4: Simplify right side
    22,411.89x = 416,195,356.04
  5. Step 5: Solve for x
    x = 416,195,356.04/22,411.89
  6. Step 6: Final answer
    x = 18,570.29

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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.