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Finding the Fourth Proportional to 35,671.50, 53,491.48 and 10,706.76

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Solution

The fourth proportional to 35,671.50, 53,491.48 and 10,706.76 is: 16,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671.50 : 53,491.48 = 10,706.76 : x
  2. Step 2: Convert to fraction form
    35,671.50/53,491.48 = 10,706.76/x
  3. Step 3: Cross multiply
    35,671.50x = 53,491.48 × 10,706.76
  4. Step 4: Simplify right side
    35,671.50x = 572,720,438.40
  5. Step 5: Solve for x
    x = 572,720,438.40/35,671.50
  6. Step 6: Final answer
    x = 16,055.41

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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.