Home / 42,465.81-63,647.69-29,967.11

Finding the Fourth Proportional to 42,465.81, 63,647.69 and 29,967.11

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Solution

The fourth proportional to 42,465.81, 63,647.69 and 29,967.11 is: 44,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,465.81 : 63,647.69 = 29,967.11 : x
  2. Step 2: Convert to fraction form
    42,465.81/63,647.69 = 29,967.11/x
  3. Step 3: Cross multiply
    42,465.81x = 63,647.69 × 29,967.11
  4. Step 4: Simplify right side
    42,465.81x = 1,907,336,859.40
  5. Step 5: Solve for x
    x = 1,907,336,859.40/42,465.81
  6. Step 6: Final answer
    x = 44,914.65

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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.