Home / 51,259.74-70,738.54-28,598.16

Finding the Fourth Proportional to 51,259.74, 70,738.54 and 28,598.16

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Solution

The fourth proportional to 51,259.74, 70,738.54 and 28,598.16 is: 39,465.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259.74 : 70,738.54 = 28,598.16 : x
  2. Step 2: Convert to fraction form
    51,259.74/70,738.54 = 28,598.16/x
  3. Step 3: Cross multiply
    51,259.74x = 70,738.54 × 28,598.16
  4. Step 4: Simplify right side
    51,259.74x = 2,022,992,085.09
  5. Step 5: Solve for x
    x = 2,022,992,085.09/51,259.74
  6. Step 6: Final answer
    x = 39,465.52

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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.