Home / 51,495.93-71,058.51-28,831.77

Finding the Fourth Proportional to 51,495.93, 71,058.51 and 28,831.77

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Solution

The fourth proportional to 51,495.93, 71,058.51 and 28,831.77 is: 39,784.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,495.93 : 71,058.51 = 28,831.77 : x
  2. Step 2: Convert to fraction form
    51,495.93/71,058.51 = 28,831.77/x
  3. Step 3: Cross multiply
    51,495.93x = 71,058.51 × 28,831.77
  4. Step 4: Simplify right side
    51,495.93x = 2,048,742,616.86
  5. Step 5: Solve for x
    x = 2,048,742,616.86/51,495.93
  6. Step 6: Final answer
    x = 39,784.55

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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.