Home / 51,298.93-70,782.26-28,634.32

Finding the Fourth Proportional to 51,298.93, 70,782.26 and 28,634.32

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Solution

The fourth proportional to 51,298.93, 70,782.26 and 28,634.32 is: 39,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,298.93 : 70,782.26 = 28,634.32 : x
  2. Step 2: Convert to fraction form
    51,298.93/70,782.26 = 28,634.32/x
  3. Step 3: Cross multiply
    51,298.93x = 70,782.26 × 28,634.32
  4. Step 4: Simplify right side
    51,298.93x = 2,026,801,928.01
  5. Step 5: Solve for x
    x = 2,026,801,928.01/51,298.93
  6. Step 6: Final answer
    x = 39,509.63

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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.