Home / 10,312.47-15,468.66-7,017.39

Finding the Fourth Proportional to 10,312.47, 15,468.66 and 7,017.39

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Solution

The fourth proportional to 10,312.47, 15,468.66 and 7,017.39 is: 10,526.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.47 : 15,468.66 = 7,017.39 : x
  2. Step 2: Convert to fraction form
    10,312.47/15,468.66 = 7,017.39/x
  3. Step 3: Cross multiply
    10,312.47x = 15,468.66 × 7,017.39
  4. Step 4: Simplify right side
    10,312.47x = 108,549,620.00
  5. Step 5: Solve for x
    x = 108,549,620.00/10,312.47
  6. Step 6: Final answer
    x = 10,526.05

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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.