Home / 52,259.92-72,117.48-28,386.06

Finding the Fourth Proportional to 52,259.92, 72,117.48 and 28,386.06

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Solution

The fourth proportional to 52,259.92, 72,117.48 and 28,386.06 is: 39,172.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259.92 : 72,117.48 = 28,386.06 : x
  2. Step 2: Convert to fraction form
    52,259.92/72,117.48 = 28,386.06/x
  3. Step 3: Cross multiply
    52,259.92x = 72,117.48 × 28,386.06
  4. Step 4: Simplify right side
    52,259.92x = 2,047,131,114.33
  5. Step 5: Solve for x
    x = 2,047,131,114.33/52,259.92
  6. Step 6: Final answer
    x = 39,172.11

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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.