Home / 31,805.02-43,887.99-17,657.02

Finding the Fourth Proportional to 31,805.02, 43,887.99 and 17,657.02

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Solution

The fourth proportional to 31,805.02, 43,887.99 and 17,657.02 is: 24,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,805.02 : 43,887.99 = 17,657.02 : x
  2. Step 2: Convert to fraction form
    31,805.02/43,887.99 = 17,657.02/x
  3. Step 3: Cross multiply
    31,805.02x = 43,887.99 × 17,657.02
  4. Step 4: Simplify right side
    31,805.02x = 774,931,117.19
  5. Step 5: Solve for x
    x = 774,931,117.19/31,805.02
  6. Step 6: Final answer
    x = 24,365.06

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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.