Home / 62,421.39-86,141.88-34,127.08

Finding the Fourth Proportional to 62,421.39, 86,141.88 and 34,127.08

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Solution

The fourth proportional to 62,421.39, 86,141.88 and 34,127.08 is: 47,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.39 : 86,141.88 = 34,127.08 : x
  2. Step 2: Convert to fraction form
    62,421.39/86,141.88 = 34,127.08/x
  3. Step 3: Cross multiply
    62,421.39x = 86,141.88 × 34,127.08
  4. Step 4: Simplify right side
    62,421.39x = 2,939,770,614.76
  5. Step 5: Solve for x
    x = 2,939,770,614.76/62,421.39
  6. Step 6: Final answer
    x = 47,095.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.