Home / 15,841.34-23,767.29-5,312.40

Finding the Fourth Proportional to 15,841.34, 23,767.29 and 5,312.40

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Solution

The fourth proportional to 15,841.34, 23,767.29 and 5,312.40 is: 7,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841.34 : 23,767.29 = 5,312.40 : x
  2. Step 2: Convert to fraction form
    15,841.34/23,767.29 = 5,312.40/x
  3. Step 3: Cross multiply
    15,841.34x = 23,767.29 × 5,312.40
  4. Step 4: Simplify right side
    15,841.34x = 126,261,351.40
  5. Step 5: Solve for x
    x = 126,261,351.40/15,841.34
  6. Step 6: Final answer
    x = 7,970.37

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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.