Home / 64,937.60-97,407.36-18,187.52

Finding the Fourth Proportional to 64,937.60, 97,407.36 and 18,187.52

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Solution

The fourth proportional to 64,937.60, 97,407.36 and 18,187.52 is: 27,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,937.60 : 97,407.36 = 18,187.52 : x
  2. Step 2: Convert to fraction form
    64,937.60/97,407.36 = 18,187.52/x
  3. Step 3: Cross multiply
    64,937.60x = 97,407.36 × 18,187.52
  4. Step 4: Simplify right side
    64,937.60x = 1,771,598,308.15
  5. Step 5: Solve for x
    x = 1,771,598,308.15/64,937.60
  6. Step 6: Final answer
    x = 27,281.55

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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.