Home / 56,014.09-77,264.13-33,336.15

Finding the Fourth Proportional to 56,014.09, 77,264.13 and 33,336.15

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Solution

The fourth proportional to 56,014.09, 77,264.13 and 33,336.15 is: 45,982.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,014.09 : 77,264.13 = 33,336.15 : x
  2. Step 2: Convert to fraction form
    56,014.09/77,264.13 = 33,336.15/x
  3. Step 3: Cross multiply
    56,014.09x = 77,264.13 × 33,336.15
  4. Step 4: Simplify right side
    56,014.09x = 2,575,688,627.30
  5. Step 5: Solve for x
    x = 2,575,688,627.30/56,014.09
  6. Step 6: Final answer
    x = 45,982.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.