Home / 51,820.16-77,730.09-16,284.11

Finding the Fourth Proportional to 51,820.16, 77,730.09 and 16,284.11

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Solution

The fourth proportional to 51,820.16, 77,730.09 and 16,284.11 is: 24,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,820.16 : 77,730.09 = 16,284.11 : x
  2. Step 2: Convert to fraction form
    51,820.16/77,730.09 = 16,284.11/x
  3. Step 3: Cross multiply
    51,820.16x = 77,730.09 × 16,284.11
  4. Step 4: Simplify right side
    51,820.16x = 1,265,765,335.87
  5. Step 5: Solve for x
    x = 1,265,765,335.87/51,820.16
  6. Step 6: Final answer
    x = 24,426.12

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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.