Home / 53,154.36-73,350.66-30,477.12

Finding the Fourth Proportional to 53,154.36, 73,350.66 and 30,477.12

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Solution

The fourth proportional to 53,154.36, 73,350.66 and 30,477.12 is: 42,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,154.36 : 73,350.66 = 30,477.12 : x
  2. Step 2: Convert to fraction form
    53,154.36/73,350.66 = 30,477.12/x
  3. Step 3: Cross multiply
    53,154.36x = 73,350.66 × 30,477.12
  4. Step 4: Simplify right side
    53,154.36x = 2,235,516,866.90
  5. Step 5: Solve for x
    x = 2,235,516,866.90/53,154.36
  6. Step 6: Final answer
    x = 42,057.07

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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.