Home / 35,877.47-53,820.53-11,862.59

Finding the Fourth Proportional to 35,877.47, 53,820.53 and 11,862.59

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Solution

The fourth proportional to 35,877.47, 53,820.53 and 11,862.59 is: 17,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.47 : 53,820.53 = 11,862.59 : x
  2. Step 2: Convert to fraction form
    35,877.47/53,820.53 = 11,862.59/x
  3. Step 3: Cross multiply
    35,877.47x = 53,820.53 × 11,862.59
  4. Step 4: Simplify right side
    35,877.47x = 638,450,821.66
  5. Step 5: Solve for x
    x = 638,450,821.66/35,877.47
  6. Step 6: Final answer
    x = 17,795.31

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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.