Home / 42,111.14-63,166.71-10,946.39

Finding the Fourth Proportional to 42,111.14, 63,166.71 and 10,946.39

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Solution

The fourth proportional to 42,111.14, 63,166.71 and 10,946.39 is: 16,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,111.14 : 63,166.71 = 10,946.39 : x
  2. Step 2: Convert to fraction form
    42,111.14/63,166.71 = 10,946.39/x
  3. Step 3: Cross multiply
    42,111.14x = 63,166.71 × 10,946.39
  4. Step 4: Simplify right side
    42,111.14x = 691,447,492.42
  5. Step 5: Solve for x
    x = 691,447,492.42/42,111.14
  6. Step 6: Final answer
    x = 16,419.59

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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.