Home / 13,052.32-19,576.23-4,287.40

Finding the Fourth Proportional to 13,052.32, 19,576.23 and 4,287.40

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Solution

The fourth proportional to 13,052.32, 19,576.23 and 4,287.40 is: 6,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.32 : 19,576.23 = 4,287.40 : x
  2. Step 2: Convert to fraction form
    13,052.32/19,576.23 = 4,287.40/x
  3. Step 3: Cross multiply
    13,052.32x = 19,576.23 × 4,287.40
  4. Step 4: Simplify right side
    13,052.32x = 83,931,128.50
  5. Step 5: Solve for x
    x = 83,931,128.50/13,052.32
  6. Step 6: Final answer
    x = 6,430.36

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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.