Home / 35,045.96-48,364.34-19,131.88

Finding the Fourth Proportional to 35,045.96, 48,364.34 and 19,131.88

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Solution

The fourth proportional to 35,045.96, 48,364.34 and 19,131.88 is: 26,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.96 : 48,364.34 = 19,131.88 : x
  2. Step 2: Convert to fraction form
    35,045.96/48,364.34 = 19,131.88/x
  3. Step 3: Cross multiply
    35,045.96x = 48,364.34 × 19,131.88
  4. Step 4: Simplify right side
    35,045.96x = 925,300,749.16
  5. Step 5: Solve for x
    x = 925,300,749.16/35,045.96
  6. Step 6: Final answer
    x = 26,402.49

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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.