Home / 53,627.32-80,444.22-18,085.60

Finding the Fourth Proportional to 53,627.32, 80,444.22 and 18,085.60

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Solution

The fourth proportional to 53,627.32, 80,444.22 and 18,085.60 is: 27,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,627.32 : 80,444.22 = 18,085.60 : x
  2. Step 2: Convert to fraction form
    53,627.32/80,444.22 = 18,085.60/x
  3. Step 3: Cross multiply
    53,627.32x = 80,444.22 × 18,085.60
  4. Step 4: Simplify right side
    53,627.32x = 1,454,881,985.23
  5. Step 5: Solve for x
    x = 1,454,881,985.23/53,627.32
  6. Step 6: Final answer
    x = 27,129.49

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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.