Home / 15,022.40-22,533.60-7,246.40

Finding the Fourth Proportional to 15,022.40, 22,533.60 and 7,246.40

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Solution

The fourth proportional to 15,022.40, 22,533.60 and 7,246.40 is: 10,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,022.40 : 22,533.60 = 7,246.40 : x
  2. Step 2: Convert to fraction form
    15,022.40/22,533.60 = 7,246.40/x
  3. Step 3: Cross multiply
    15,022.40x = 22,533.60 × 7,246.40
  4. Step 4: Simplify right side
    15,022.40x = 163,287,479.04
  5. Step 5: Solve for x
    x = 163,287,479.04/15,022.40
  6. Step 6: Final answer
    x = 10,869.60

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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.