Home / 53,422.64-80,140.08-17,888.48

Finding the Fourth Proportional to 53,422.64, 80,140.08 and 17,888.48

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Solution

The fourth proportional to 53,422.64, 80,140.08 and 17,888.48 is: 26,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,422.64 : 80,140.08 = 17,888.48 : x
  2. Step 2: Convert to fraction form
    53,422.64/80,140.08 = 17,888.48/x
  3. Step 3: Cross multiply
    53,422.64x = 80,140.08 × 17,888.48
  4. Step 4: Simplify right side
    53,422.64x = 1,433,584,218.28
  5. Step 5: Solve for x
    x = 1,433,584,218.28/53,422.64
  6. Step 6: Final answer
    x = 26,834.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.