Home / 55,867.34-83,688.80-25,839.51

Finding the Fourth Proportional to 55,867.34, 83,688.80 and 25,839.51

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Solution

The fourth proportional to 55,867.34, 83,688.80 and 25,839.51 is: 38,707.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,867.34 : 83,688.80 = 25,839.51 : x
  2. Step 2: Convert to fraction form
    55,867.34/83,688.80 = 25,839.51/x
  3. Step 3: Cross multiply
    55,867.34x = 83,688.80 × 25,839.51
  4. Step 4: Simplify right side
    55,867.34x = 2,162,477,455.29
  5. Step 5: Solve for x
    x = 2,162,477,455.29/55,867.34
  6. Step 6: Final answer
    x = 38,707.37

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1.5x scale

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.