Home / 33,214.95-45,782.69-28,897.07

Finding the Fourth Proportional to 33,214.95, 45,782.69 and 28,897.07

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Solution

The fourth proportional to 33,214.95, 45,782.69 and 28,897.07 is: 39,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.95 : 45,782.69 = 28,897.07 : x
  2. Step 2: Convert to fraction form
    33,214.95/45,782.69 = 28,897.07/x
  3. Step 3: Cross multiply
    33,214.95x = 45,782.69 × 28,897.07
  4. Step 4: Simplify right side
    33,214.95x = 1,322,985,224.32
  5. Step 5: Solve for x
    x = 1,322,985,224.32/33,214.95
  6. Step 6: Final answer
    x = 39,831.02

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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.