Home / 15,236.01-22,798.61-12,578.81

Finding the Fourth Proportional to 15,236.01, 22,798.61 and 12,578.81

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Solution

The fourth proportional to 15,236.01, 22,798.61 and 12,578.81 is: 18,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.01 : 22,798.61 = 12,578.81 : x
  2. Step 2: Convert to fraction form
    15,236.01/22,798.61 = 12,578.81/x
  3. Step 3: Cross multiply
    15,236.01x = 22,798.61 × 12,578.81
  4. Step 4: Simplify right side
    15,236.01x = 286,779,206.57
  5. Step 5: Solve for x
    x = 286,779,206.57/15,236.01
  6. Step 6: Final answer
    x = 18,822.46

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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.