Home / 45,915.85-63,364.81-25,774.19

Finding the Fourth Proportional to 45,915.85, 63,364.81 and 25,774.19

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Solution

The fourth proportional to 45,915.85, 63,364.81 and 25,774.19 is: 35,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,915.85 : 63,364.81 = 25,774.19 : x
  2. Step 2: Convert to fraction form
    45,915.85/63,364.81 = 25,774.19/x
  3. Step 3: Cross multiply
    45,915.85x = 63,364.81 × 25,774.19
  4. Step 4: Simplify right side
    45,915.85x = 1,633,176,558.28
  5. Step 5: Solve for x
    x = 1,633,176,558.28/45,915.85
  6. Step 6: Final answer
    x = 35,568.91

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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.