Home / 15,130.07-22,593.10-12,362.21

Finding the Fourth Proportional to 15,130.07, 22,593.10 and 12,362.21

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Solution

The fourth proportional to 15,130.07, 22,593.10 and 12,362.21 is: 18,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.07 : 22,593.10 = 12,362.21 : x
  2. Step 2: Convert to fraction form
    15,130.07/22,593.10 = 12,362.21/x
  3. Step 3: Cross multiply
    15,130.07x = 22,593.10 × 12,362.21
  4. Step 4: Simplify right side
    15,130.07x = 279,300,646.75
  5. Step 5: Solve for x
    x = 279,300,646.75/15,130.07
  6. Step 6: Final answer
    x = 18,459.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.