Home / 53,464.74-73,778.71-30,495.47

Finding the Fourth Proportional to 53,464.74, 73,778.71 and 30,495.47

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Solution

The fourth proportional to 53,464.74, 73,778.71 and 30,495.47 is: 42,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,464.74 : 73,778.71 = 30,495.47 : x
  2. Step 2: Convert to fraction form
    53,464.74/73,778.71 = 30,495.47/x
  3. Step 3: Cross multiply
    53,464.74x = 73,778.71 × 30,495.47
  4. Step 4: Simplify right side
    53,464.74x = 2,249,916,437.44
  5. Step 5: Solve for x
    x = 2,249,916,437.44/53,464.74
  6. Step 6: Final answer
    x = 42,082.25

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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.