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Finding the Fourth Proportional to 35,798.40, 53,697.60 and 9,505.80

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Solution

The fourth proportional to 35,798.40, 53,697.60 and 9,505.80 is: 14,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,798.40 : 53,697.60 = 9,505.80 : x
  2. Step 2: Convert to fraction form
    35,798.40/53,697.60 = 9,505.80/x
  3. Step 3: Cross multiply
    35,798.40x = 53,697.60 × 9,505.80
  4. Step 4: Simplify right side
    35,798.40x = 510,438,646.08
  5. Step 5: Solve for x
    x = 510,438,646.08/35,798.40
  6. Step 6: Final answer
    x = 14,258.70

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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.