Home / 64,725.60-97,088.26-20,356.24

Finding the Fourth Proportional to 64,725.60, 97,088.26 and 20,356.24

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Solution

The fourth proportional to 64,725.60, 97,088.26 and 20,356.24 is: 30,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,725.60 : 97,088.26 = 20,356.24 : x
  2. Step 2: Convert to fraction form
    64,725.60/97,088.26 = 20,356.24/x
  3. Step 3: Cross multiply
    64,725.60x = 97,088.26 × 20,356.24
  4. Step 4: Simplify right side
    64,725.60x = 1,976,351,921.74
  5. Step 5: Solve for x
    x = 1,976,351,921.74/64,725.60
  6. Step 6: Final answer
    x = 30,534.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.