Home / 45,284.64-62,480.16-28,306.16

Finding the Fourth Proportional to 45,284.64, 62,480.16 and 28,306.16

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Solution

The fourth proportional to 45,284.64, 62,480.16 and 28,306.16 is: 39,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,284.64 : 62,480.16 = 28,306.16 : x
  2. Step 2: Convert to fraction form
    45,284.64/62,480.16 = 28,306.16/x
  3. Step 3: Cross multiply
    45,284.64x = 62,480.16 × 28,306.16
  4. Step 4: Simplify right side
    45,284.64x = 1,768,573,561.99
  5. Step 5: Solve for x
    x = 1,768,573,561.99/45,284.64
  6. Step 6: Final answer
    x = 39,054.60

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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.