Home / 35,365.64-53,055.90-10,403.60

Finding the Fourth Proportional to 35,365.64, 53,055.90 and 10,403.60

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Solution

The fourth proportional to 35,365.64, 53,055.90 and 10,403.60 is: 15,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365.64 : 53,055.90 = 10,403.60 : x
  2. Step 2: Convert to fraction form
    35,365.64/53,055.90 = 10,403.60/x
  3. Step 3: Cross multiply
    35,365.64x = 53,055.90 × 10,403.60
  4. Step 4: Simplify right side
    35,365.64x = 551,972,095.96
  5. Step 5: Solve for x
    x = 551,972,095.96/35,365.64
  6. Step 6: Final answer
    x = 15,607.58

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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.