Home / 30,031.16-41,447.10-17,284.07

Finding the Fourth Proportional to 30,031.16, 41,447.10 and 17,284.07

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Solution

The fourth proportional to 30,031.16, 41,447.10 and 17,284.07 is: 23,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.16 : 41,447.10 = 17,284.07 : x
  2. Step 2: Convert to fraction form
    30,031.16/41,447.10 = 17,284.07/x
  3. Step 3: Cross multiply
    30,031.16x = 41,447.10 × 17,284.07
  4. Step 4: Simplify right side
    30,031.16x = 716,374,746.13
  5. Step 5: Solve for x
    x = 716,374,746.13/30,031.16
  6. Step 6: Final answer
    x = 23,854.39

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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.