Home / 15,402.72-23,106.96-5,011.68

Finding the Fourth Proportional to 15,402.72, 23,106.96 and 5,011.68

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Solution

The fourth proportional to 15,402.72, 23,106.96 and 5,011.68 is: 7,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.72 : 23,106.96 = 5,011.68 : x
  2. Step 2: Convert to fraction form
    15,402.72/23,106.96 = 5,011.68/x
  3. Step 3: Cross multiply
    15,402.72x = 23,106.96 × 5,011.68
  4. Step 4: Simplify right side
    15,402.72x = 115,804,689.29
  5. Step 5: Solve for x
    x = 115,804,689.29/15,402.72
  6. Step 6: Final answer
    x = 7,518.46

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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.