Home / 53,952.72-74,455.43-31,292.67

Finding the Fourth Proportional to 53,952.72, 74,455.43 and 31,292.67

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Solution

The fourth proportional to 53,952.72, 74,455.43 and 31,292.67 is: 43,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,952.72 : 74,455.43 = 31,292.67 : x
  2. Step 2: Convert to fraction form
    53,952.72/74,455.43 = 31,292.67/x
  3. Step 3: Cross multiply
    53,952.72x = 74,455.43 × 31,292.67
  4. Step 4: Simplify right side
    53,952.72x = 2,329,909,200.70
  5. Step 5: Solve for x
    x = 2,329,909,200.70/53,952.72
  6. Step 6: Final answer
    x = 43,184.28

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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.