Home / 53,303.27-73,550.64-30,643.22

Finding the Fourth Proportional to 53,303.27, 73,550.64 and 30,643.22

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Solution

The fourth proportional to 53,303.27, 73,550.64 and 30,643.22 is: 42,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,303.27 : 73,550.64 = 30,643.22 : x
  2. Step 2: Convert to fraction form
    53,303.27/73,550.64 = 30,643.22/x
  3. Step 3: Cross multiply
    53,303.27x = 73,550.64 × 30,643.22
  4. Step 4: Simplify right side
    53,303.27x = 2,253,828,442.66
  5. Step 5: Solve for x
    x = 2,253,828,442.66/53,303.27
  6. Step 6: Final answer
    x = 42,283.12

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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.