Home / 35,031.75-48,342.99-19,116.19

Finding the Fourth Proportional to 35,031.75, 48,342.99 and 19,116.19

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Solution

The fourth proportional to 35,031.75, 48,342.99 and 19,116.19 is: 26,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,031.75 : 48,342.99 = 19,116.19 : x
  2. Step 2: Convert to fraction form
    35,031.75/48,342.99 = 19,116.19/x
  3. Step 3: Cross multiply
    35,031.75x = 48,342.99 × 19,116.19
  4. Step 4: Simplify right side
    35,031.75x = 924,133,782.01
  5. Step 5: Solve for x
    x = 924,133,782.01/35,031.75
  6. Step 6: Final answer
    x = 26,379.89

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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.