Home / 46,947.76-64,789.40-25,728.32

Finding the Fourth Proportional to 46,947.76, 64,789.40 and 25,728.32

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Solution

The fourth proportional to 46,947.76, 64,789.40 and 25,728.32 is: 35,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,947.76 : 64,789.40 = 25,728.32 : x
  2. Step 2: Convert to fraction form
    46,947.76/64,789.40 = 25,728.32/x
  3. Step 3: Cross multiply
    46,947.76x = 64,789.40 × 25,728.32
  4. Step 4: Simplify right side
    46,947.76x = 1,666,922,415.81
  5. Step 5: Solve for x
    x = 1,666,922,415.81/46,947.76
  6. Step 6: Final answer
    x = 35,505.90

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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.