Home / 53,095.18-73,272.81-28,896.36

Finding the Fourth Proportional to 53,095.18, 73,272.81 and 28,896.36

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Solution

The fourth proportional to 53,095.18, 73,272.81 and 28,896.36 is: 39,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,095.18 : 73,272.81 = 28,896.36 : x
  2. Step 2: Convert to fraction form
    53,095.18/73,272.81 = 28,896.36/x
  3. Step 3: Cross multiply
    53,095.18x = 73,272.81 × 28,896.36
  4. Step 4: Simplify right side
    53,095.18x = 2,117,317,495.97
  5. Step 5: Solve for x
    x = 2,117,317,495.97/53,095.18
  6. Step 6: Final answer
    x = 39,877.77

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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.