Home / 52,358.94-72,256.20-28,485.63

Finding the Fourth Proportional to 52,358.94, 72,256.20 and 28,485.63

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Solution

The fourth proportional to 52,358.94, 72,256.20 and 28,485.63 is: 39,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.94 : 72,256.20 = 28,485.63 : x
  2. Step 2: Convert to fraction form
    52,358.94/72,256.20 = 28,485.63/x
  3. Step 3: Cross multiply
    52,358.94x = 72,256.20 × 28,485.63
  4. Step 4: Simplify right side
    52,358.94x = 2,058,263,378.41
  5. Step 5: Solve for x
    x = 2,058,263,378.41/52,358.94
  6. Step 6: Final answer
    x = 39,310.64

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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.