Home / 25,368.80-38,053.20-23,327.60

Finding the Fourth Proportional to 25,368.80, 38,053.20 and 23,327.60

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Solution

The fourth proportional to 25,368.80, 38,053.20 and 23,327.60 is: 34,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.80 : 38,053.20 = 23,327.60 : x
  2. Step 2: Convert to fraction form
    25,368.80/38,053.20 = 23,327.60/x
  3. Step 3: Cross multiply
    25,368.80x = 38,053.20 × 23,327.60
  4. Step 4: Simplify right side
    25,368.80x = 887,689,828.32
  5. Step 5: Solve for x
    x = 887,689,828.32/25,368.80
  6. Step 6: Final answer
    x = 34,991.40

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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.