Home / 52,776.36-72,831.49-28,577.59

Finding the Fourth Proportional to 52,776.36, 72,831.49 and 28,577.59

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Solution

The fourth proportional to 52,776.36, 72,831.49 and 28,577.59 is: 39,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.36 : 72,831.49 = 28,577.59 : x
  2. Step 2: Convert to fraction form
    52,776.36/72,831.49 = 28,577.59/x
  3. Step 3: Cross multiply
    52,776.36x = 72,831.49 × 28,577.59
  4. Step 4: Simplify right side
    52,776.36x = 2,081,348,206.79
  5. Step 5: Solve for x
    x = 2,081,348,206.79/52,776.36
  6. Step 6: Final answer
    x = 39,437.13

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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.