Home / 35,156.40-52,725.87-12,957.75

Finding the Fourth Proportional to 35,156.40, 52,725.87 and 12,957.75

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Solution

The fourth proportional to 35,156.40, 52,725.87 and 12,957.75 is: 19,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156.40 : 52,725.87 = 12,957.75 : x
  2. Step 2: Convert to fraction form
    35,156.40/52,725.87 = 12,957.75/x
  3. Step 3: Cross multiply
    35,156.40x = 52,725.87 × 12,957.75
  4. Step 4: Simplify right side
    35,156.40x = 683,208,641.99
  5. Step 5: Solve for x
    x = 683,208,641.99/35,156.40
  6. Step 6: Final answer
    x = 19,433.41

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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.