Home / 19,635.48-29,461.04-7,156.35

Finding the Fourth Proportional to 19,635.48, 29,461.04 and 7,156.35

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Solution

The fourth proportional to 19,635.48, 29,461.04 and 7,156.35 is: 10,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.48 : 29,461.04 = 7,156.35 : x
  2. Step 2: Convert to fraction form
    19,635.48/29,461.04 = 7,156.35/x
  3. Step 3: Cross multiply
    19,635.48x = 29,461.04 × 7,156.35
  4. Step 4: Simplify right side
    19,635.48x = 210,833,513.60
  5. Step 5: Solve for x
    x = 210,833,513.60/19,635.48
  6. Step 6: Final answer
    x = 10,737.38

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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.