Home / 28,947.51-39,941.37-17,006.49

Finding the Fourth Proportional to 28,947.51, 39,941.37 and 17,006.49

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Solution

The fourth proportional to 28,947.51, 39,941.37 and 17,006.49 is: 23,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,947.51 : 39,941.37 = 17,006.49 : x
  2. Step 2: Convert to fraction form
    28,947.51/39,941.37 = 17,006.49/x
  3. Step 3: Cross multiply
    28,947.51x = 39,941.37 × 17,006.49
  4. Step 4: Simplify right side
    28,947.51x = 679,262,509.49
  5. Step 5: Solve for x
    x = 679,262,509.49/28,947.51
  6. Step 6: Final answer
    x = 23,465.32

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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.