Home / 25,415.56-38,040.54-22,990.60

Finding the Fourth Proportional to 25,415.56, 38,040.54 and 22,990.60

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Solution

The fourth proportional to 25,415.56, 38,040.54 and 22,990.60 is: 34,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.56 : 38,040.54 = 22,990.60 : x
  2. Step 2: Convert to fraction form
    25,415.56/38,040.54 = 22,990.60/x
  3. Step 3: Cross multiply
    25,415.56x = 38,040.54 × 22,990.60
  4. Step 4: Simplify right side
    25,415.56x = 874,574,838.92
  5. Step 5: Solve for x
    x = 874,574,838.92/25,415.56
  6. Step 6: Final answer
    x = 34,411.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.