Home / 25,888.41-38,783.14-21,698.48

Finding the Fourth Proportional to 25,888.41, 38,783.14 and 21,698.48

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Solution

The fourth proportional to 25,888.41, 38,783.14 and 21,698.48 is: 32,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888.41 : 38,783.14 = 21,698.48 : x
  2. Step 2: Convert to fraction form
    25,888.41/38,783.14 = 21,698.48/x
  3. Step 3: Cross multiply
    25,888.41x = 38,783.14 × 21,698.48
  4. Step 4: Simplify right side
    25,888.41x = 841,535,084.90
  5. Step 5: Solve for x
    x = 841,535,084.90/25,888.41
  6. Step 6: Final answer
    x = 32,506.25

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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.