Home / 38,411.40-57,603.90-18,677.24

Finding the Fourth Proportional to 38,411.40, 57,603.90 and 18,677.24

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Solution

The fourth proportional to 38,411.40, 57,603.90 and 18,677.24 is: 28,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,411.40 : 57,603.90 = 18,677.24 : x
  2. Step 2: Convert to fraction form
    38,411.40/57,603.90 = 18,677.24/x
  3. Step 3: Cross multiply
    38,411.40x = 57,603.90 × 18,677.24
  4. Step 4: Simplify right side
    38,411.40x = 1,075,881,865.24
  5. Step 5: Solve for x
    x = 1,075,881,865.24/38,411.40
  6. Step 6: Final answer
    x = 28,009.44

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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.