Home / 30,862.29-46,310.28-13,090.18

Finding the Fourth Proportional to 30,862.29, 46,310.28 and 13,090.18

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Solution

The fourth proportional to 30,862.29, 46,310.28 and 13,090.18 is: 19,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.29 : 46,310.28 = 13,090.18 : x
  2. Step 2: Convert to fraction form
    30,862.29/46,310.28 = 13,090.18/x
  3. Step 3: Cross multiply
    30,862.29x = 46,310.28 × 13,090.18
  4. Step 4: Simplify right side
    30,862.29x = 606,209,901.05
  5. Step 5: Solve for x
    x = 606,209,901.05/30,862.29
  6. Step 6: Final answer
    x = 19,642.41

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1.5x scale

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.