Home / 26,242.59-39,352.31-7,518.40

Finding the Fourth Proportional to 26,242.59, 39,352.31 and 7,518.40

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Solution

The fourth proportional to 26,242.59, 39,352.31 and 7,518.40 is: 11,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.59 : 39,352.31 = 7,518.40 : x
  2. Step 2: Convert to fraction form
    26,242.59/39,352.31 = 7,518.40/x
  3. Step 3: Cross multiply
    26,242.59x = 39,352.31 × 7,518.40
  4. Step 4: Simplify right side
    26,242.59x = 295,866,271.53
  5. Step 5: Solve for x
    x = 295,866,271.53/26,242.59
  6. Step 6: Final answer
    x = 11,274.28

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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.