Home / 66,213.63-99,320.58-16,294.68

Finding the Fourth Proportional to 66,213.63, 99,320.58 and 16,294.68

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Solution

The fourth proportional to 66,213.63, 99,320.58 and 16,294.68 is: 24,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,213.63 : 99,320.58 = 16,294.68 : x
  2. Step 2: Convert to fraction form
    66,213.63/99,320.58 = 16,294.68/x
  3. Step 3: Cross multiply
    66,213.63x = 99,320.58 × 16,294.68
  4. Step 4: Simplify right side
    66,213.63x = 1,618,397,068.51
  5. Step 5: Solve for x
    x = 1,618,397,068.51/66,213.63
  6. Step 6: Final answer
    x = 24,442.05

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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.