Home / 62,421.07-86,141.37-34,126.75

Finding the Fourth Proportional to 62,421.07, 86,141.37 and 34,126.75

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Solution

The fourth proportional to 62,421.07, 86,141.37 and 34,126.75 is: 47,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.07 : 86,141.37 = 34,126.75 : x
  2. Step 2: Convert to fraction form
    62,421.07/86,141.37 = 34,126.75/x
  3. Step 3: Cross multiply
    62,421.07x = 86,141.37 × 34,126.75
  4. Step 4: Simplify right side
    62,421.07x = 2,939,724,998.65
  5. Step 5: Solve for x
    x = 2,939,724,998.65/62,421.07
  6. Step 6: Final answer
    x = 47,095.08

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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.