Home / 51,971.99-71,721.57-32,860.13

Finding the Fourth Proportional to 51,971.99, 71,721.57 and 32,860.13

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Solution

The fourth proportional to 51,971.99, 71,721.57 and 32,860.13 is: 45,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,971.99 : 71,721.57 = 32,860.13 : x
  2. Step 2: Convert to fraction form
    51,971.99/71,721.57 = 32,860.13/x
  3. Step 3: Cross multiply
    51,971.99x = 71,721.57 × 32,860.13
  4. Step 4: Simplify right side
    51,971.99x = 2,356,779,755.40
  5. Step 5: Solve for x
    x = 2,356,779,755.40/51,971.99
  6. Step 6: Final answer
    x = 45,347.12

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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.