Home / 25,214.40-34,810.88-22,411.80

Finding the Fourth Proportional to 25,214.40, 34,810.88 and 22,411.80

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Solution

The fourth proportional to 25,214.40, 34,810.88 and 22,411.80 is: 30,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,214.40 : 34,810.88 = 22,411.80 : x
  2. Step 2: Convert to fraction form
    25,214.40/34,810.88 = 22,411.80/x
  3. Step 3: Cross multiply
    25,214.40x = 34,810.88 × 22,411.80
  4. Step 4: Simplify right side
    25,214.40x = 780,174,368.33
  5. Step 5: Solve for x
    x = 780,174,368.33/25,214.40
  6. Step 6: Final answer
    x = 30,941.62

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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.