Home / 35,657.18-49,210.22-19,741.64

Finding the Fourth Proportional to 35,657.18, 49,210.22 and 19,741.64

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Solution

The fourth proportional to 35,657.18, 49,210.22 and 19,741.64 is: 27,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.18 : 49,210.22 = 19,741.64 : x
  2. Step 2: Convert to fraction form
    35,657.18/49,210.22 = 19,741.64/x
  3. Step 3: Cross multiply
    35,657.18x = 49,210.22 × 19,741.64
  4. Step 4: Simplify right side
    35,657.18x = 971,490,102.80
  5. Step 5: Solve for x
    x = 971,490,102.80/35,657.18
  6. Step 6: Final answer
    x = 27,245.29

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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.