Home / 53,967.24-74,483.76-31,319.64

Finding the Fourth Proportional to 53,967.24, 74,483.76 and 31,319.64

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Solution

The fourth proportional to 53,967.24, 74,483.76 and 31,319.64 is: 43,226.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,967.24 : 74,483.76 = 31,319.64 : x
  2. Step 2: Convert to fraction form
    53,967.24/74,483.76 = 31,319.64/x
  3. Step 3: Cross multiply
    53,967.24x = 74,483.76 × 31,319.64
  4. Step 4: Simplify right side
    53,967.24x = 2,332,804,549.05
  5. Step 5: Solve for x
    x = 2,332,804,549.05/53,967.24
  6. Step 6: Final answer
    x = 43,226.31

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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.