Home / 31,051.32-46,351.53-28,738.44

Finding the Fourth Proportional to 31,051.32, 46,351.53 and 28,738.44

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Solution

The fourth proportional to 31,051.32, 46,351.53 and 28,738.44 is: 42,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,051.32 : 46,351.53 = 28,738.44 : x
  2. Step 2: Convert to fraction form
    31,051.32/46,351.53 = 28,738.44/x
  3. Step 3: Cross multiply
    31,051.32x = 46,351.53 × 28,738.44
  4. Step 4: Simplify right side
    31,051.32x = 1,332,070,663.81
  5. Step 5: Solve for x
    x = 1,332,070,663.81/31,051.32
  6. Step 6: Final answer
    x = 42,899.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.