Home / 58,666.03-80,959.49-31,808.31

Finding the Fourth Proportional to 58,666.03, 80,959.49 and 31,808.31

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Solution

The fourth proportional to 58,666.03, 80,959.49 and 31,808.31 is: 43,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666.03 : 80,959.49 = 31,808.31 : x
  2. Step 2: Convert to fraction form
    58,666.03/80,959.49 = 31,808.31/x
  3. Step 3: Cross multiply
    58,666.03x = 80,959.49 × 31,808.31
  4. Step 4: Simplify right side
    58,666.03x = 2,575,183,991.52
  5. Step 5: Solve for x
    x = 2,575,183,991.52/58,666.03
  6. Step 6: Final answer
    x = 43,895.66

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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.