Home / 58,786.15-81,125.48-31,929.18

Finding the Fourth Proportional to 58,786.15, 81,125.48 and 31,929.18

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Solution

The fourth proportional to 58,786.15, 81,125.48 and 31,929.18 is: 44,062.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,786.15 : 81,125.48 = 31,929.18 : x
  2. Step 2: Convert to fraction form
    58,786.15/81,125.48 = 31,929.18/x
  3. Step 3: Cross multiply
    58,786.15x = 81,125.48 × 31,929.18
  4. Step 4: Simplify right side
    58,786.15x = 2,590,270,053.51
  5. Step 5: Solve for x
    x = 2,590,270,053.51/58,786.15
  6. Step 6: Final answer
    x = 44,062.59

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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.