Home / 30,659.16-46,001.70-13,137.24

Finding the Fourth Proportional to 30,659.16, 46,001.70 and 13,137.24

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Solution

The fourth proportional to 30,659.16, 46,001.70 and 13,137.24 is: 19,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,659.16 : 46,001.70 = 13,137.24 : x
  2. Step 2: Convert to fraction form
    30,659.16/46,001.70 = 13,137.24/x
  3. Step 3: Cross multiply
    30,659.16x = 46,001.70 × 13,137.24
  4. Step 4: Simplify right side
    30,659.16x = 604,335,373.31
  5. Step 5: Solve for x
    x = 604,335,373.31/30,659.16
  6. Step 6: Final answer
    x = 19,711.41

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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.