Home / 15,342.60-23,017.10-8,763.40

Finding the Fourth Proportional to 15,342.60, 23,017.10 and 8,763.40

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Solution

The fourth proportional to 15,342.60, 23,017.10 and 8,763.40 is: 13,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.60 : 23,017.10 = 8,763.40 : x
  2. Step 2: Convert to fraction form
    15,342.60/23,017.10 = 8,763.40/x
  3. Step 3: Cross multiply
    15,342.60x = 23,017.10 × 8,763.40
  4. Step 4: Simplify right side
    15,342.60x = 201,708,054.14
  5. Step 5: Solve for x
    x = 201,708,054.14/15,342.60
  6. Step 6: Final answer
    x = 13,146.93

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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.