Home / 35,470.15-53,220.90-18,599.13

Finding the Fourth Proportional to 35,470.15, 53,220.90 and 18,599.13

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Solution

The fourth proportional to 35,470.15, 53,220.90 and 18,599.13 is: 27,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.15 : 53,220.90 = 18,599.13 : x
  2. Step 2: Convert to fraction form
    35,470.15/53,220.90 = 18,599.13/x
  3. Step 3: Cross multiply
    35,470.15x = 53,220.90 × 18,599.13
  4. Step 4: Simplify right side
    35,470.15x = 989,862,344.82
  5. Step 5: Solve for x
    x = 989,862,344.82/35,470.15
  6. Step 6: Final answer
    x = 27,906.91

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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.