Home / 35,307.12-52,955.97-13,117.48

Finding the Fourth Proportional to 35,307.12, 52,955.97 and 13,117.48

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Solution

The fourth proportional to 35,307.12, 52,955.97 and 13,117.48 is: 19,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,307.12 : 52,955.97 = 13,117.48 : x
  2. Step 2: Convert to fraction form
    35,307.12/52,955.97 = 13,117.48/x
  3. Step 3: Cross multiply
    35,307.12x = 52,955.97 × 13,117.48
  4. Step 4: Simplify right side
    35,307.12x = 694,648,877.36
  5. Step 5: Solve for x
    x = 694,648,877.36/35,307.12
  6. Step 6: Final answer
    x = 19,674.47

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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.