Home / 34,291.02-51,432.85-10,915.63

Finding the Fourth Proportional to 34,291.02, 51,432.85 and 10,915.63

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Solution

The fourth proportional to 34,291.02, 51,432.85 and 10,915.63 is: 16,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,291.02 : 51,432.85 = 10,915.63 : x
  2. Step 2: Convert to fraction form
    34,291.02/51,432.85 = 10,915.63/x
  3. Step 3: Cross multiply
    34,291.02x = 51,432.85 × 10,915.63
  4. Step 4: Simplify right side
    34,291.02x = 561,421,960.45
  5. Step 5: Solve for x
    x = 561,421,960.45/34,291.02
  6. Step 6: Final answer
    x = 16,372.27

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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.