Home / 55,421.07-76,477.89-32,762.13

Finding the Fourth Proportional to 55,421.07, 76,477.89 and 32,762.13

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Solution

The fourth proportional to 55,421.07, 76,477.89 and 32,762.13 is: 45,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,421.07 : 76,477.89 = 32,762.13 : x
  2. Step 2: Convert to fraction form
    55,421.07/76,477.89 = 32,762.13/x
  3. Step 3: Cross multiply
    55,421.07x = 76,477.89 × 32,762.13
  4. Step 4: Simplify right side
    55,421.07x = 2,505,578,574.31
  5. Step 5: Solve for x
    x = 2,505,578,574.31/55,421.07
  6. Step 6: Final answer
    x = 45,209.86

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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.