Home / 40,915.92-61,075.18-35,109.84

Finding the Fourth Proportional to 40,915.92, 61,075.18 and 35,109.84

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Solution

The fourth proportional to 40,915.92, 61,075.18 and 35,109.84 is: 52,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.92 : 61,075.18 = 35,109.84 : x
  2. Step 2: Convert to fraction form
    40,915.92/61,075.18 = 35,109.84/x
  3. Step 3: Cross multiply
    40,915.92x = 61,075.18 × 35,109.84
  4. Step 4: Simplify right side
    40,915.92x = 2,144,339,797.77
  5. Step 5: Solve for x
    x = 2,144,339,797.77/40,915.92
  6. Step 6: Final answer
    x = 52,408.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.