Home / 31,577.04-43,573.26-17,428.98

Finding the Fourth Proportional to 31,577.04, 43,573.26 and 17,428.98

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Solution

The fourth proportional to 31,577.04, 43,573.26 and 17,428.98 is: 24,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577.04 : 43,573.26 = 17,428.98 : x
  2. Step 2: Convert to fraction form
    31,577.04/43,573.26 = 17,428.98/x
  3. Step 3: Cross multiply
    31,577.04x = 43,573.26 × 17,428.98
  4. Step 4: Simplify right side
    31,577.04x = 759,437,477.07
  5. Step 5: Solve for x
    x = 759,437,477.07/31,577.04
  6. Step 6: Final answer
    x = 24,050.31

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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.