Home / 15,065.60-22,598.40-7,289.60

Finding the Fourth Proportional to 15,065.60, 22,598.40 and 7,289.60

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Solution

The fourth proportional to 15,065.60, 22,598.40 and 7,289.60 is: 10,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,065.60 : 22,598.40 = 7,289.60 : x
  2. Step 2: Convert to fraction form
    15,065.60/22,598.40 = 7,289.60/x
  3. Step 3: Cross multiply
    15,065.60x = 22,598.40 × 7,289.60
  4. Step 4: Simplify right side
    15,065.60x = 164,733,296.64
  5. Step 5: Solve for x
    x = 164,733,296.64/15,065.60
  6. Step 6: Final answer
    x = 10,934.40

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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.