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Finding the Fourth Proportional to 35,495.47, 53,259 and 18,851.46

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Solution

The fourth proportional to 35,495.47, 53,259 and 18,851.46 is: 28,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.47 : 53,259 = 18,851.46 : x
  2. Step 2: Convert to fraction form
    35,495.47/53,259 = 18,851.46/x
  3. Step 3: Cross multiply
    35,495.47x = 53,259 × 18,851.46
  4. Step 4: Simplify right side
    35,495.47x = 1,004,009,908.14
  5. Step 5: Solve for x
    x = 1,004,009,908.14/35,495.47
  6. Step 6: Final answer
    x = 28,285.58

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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.