Home / 35,530.52-53,298.61-20,740.93

Finding the Fourth Proportional to 35,530.52, 53,298.61 and 20,740.93

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Solution

The fourth proportional to 35,530.52, 53,298.61 and 20,740.93 is: 31,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,530.52 : 53,298.61 = 20,740.93 : x
  2. Step 2: Convert to fraction form
    35,530.52/53,298.61 = 20,740.93/x
  3. Step 3: Cross multiply
    35,530.52x = 53,298.61 × 20,740.93
  4. Step 4: Simplify right side
    35,530.52x = 1,105,462,554.01
  5. Step 5: Solve for x
    x = 1,105,462,554.01/35,530.52
  6. Step 6: Final answer
    x = 31,113.05

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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.