Home / 35,696.04-49,259.76-19,779.52

Finding the Fourth Proportional to 35,696.04, 49,259.76 and 19,779.52

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Solution

The fourth proportional to 35,696.04, 49,259.76 and 19,779.52 is: 27,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,696.04 : 49,259.76 = 19,779.52 : x
  2. Step 2: Convert to fraction form
    35,696.04/49,259.76 = 19,779.52/x
  3. Step 3: Cross multiply
    35,696.04x = 49,259.76 × 19,779.52
  4. Step 4: Simplify right side
    35,696.04x = 974,334,408.12
  5. Step 5: Solve for x
    x = 974,334,408.12/35,696.04
  6. Step 6: Final answer
    x = 27,295.31

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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.