Home / 53,210.76-73,394.52-38,845.38

Finding the Fourth Proportional to 53,210.76, 73,394.52 and 38,845.38

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Solution

The fourth proportional to 53,210.76, 73,394.52 and 38,845.38 is: 53,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.76 : 73,394.52 = 38,845.38 : x
  2. Step 2: Convert to fraction form
    53,210.76/73,394.52 = 38,845.38/x
  3. Step 3: Cross multiply
    53,210.76x = 73,394.52 × 38,845.38
  4. Step 4: Simplify right side
    53,210.76x = 2,851,038,019.32
  5. Step 5: Solve for x
    x = 2,851,038,019.32/53,210.76
  6. Step 6: Final answer
    x = 53,580.10

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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.