Home / 53,454.94-80,173.70-17,931.98

Finding the Fourth Proportional to 53,454.94, 80,173.70 and 17,931.98

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Solution

The fourth proportional to 53,454.94, 80,173.70 and 17,931.98 is: 26,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.94 : 80,173.70 = 17,931.98 : x
  2. Step 2: Convert to fraction form
    53,454.94/80,173.70 = 17,931.98/x
  3. Step 3: Cross multiply
    53,454.94x = 80,173.70 × 17,931.98
  4. Step 4: Simplify right side
    53,454.94x = 1,437,673,362.95
  5. Step 5: Solve for x
    x = 1,437,673,362.95/53,454.94
  6. Step 6: Final answer
    x = 26,895.05

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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.