Home / 53,210.16-73,367.64-39,757.68

Finding the Fourth Proportional to 53,210.16, 73,367.64 and 39,757.68

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Solution

The fourth proportional to 53,210.16, 73,367.64 and 39,757.68 is: 54,818.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.16 : 73,367.64 = 39,757.68 : x
  2. Step 2: Convert to fraction form
    53,210.16/73,367.64 = 39,757.68/x
  3. Step 3: Cross multiply
    53,210.16x = 73,367.64 × 39,757.68
  4. Step 4: Simplify right side
    53,210.16x = 2,916,927,153.48
  5. Step 5: Solve for x
    x = 2,916,927,153.48/53,210.16
  6. Step 6: Final answer
    x = 54,818.99

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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.