Home / 14,875.07-20,526.55-8,160.55

Finding the Fourth Proportional to 14,875.07, 20,526.55 and 8,160.55

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Solution

The fourth proportional to 14,875.07, 20,526.55 and 8,160.55 is: 11,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.07 : 20,526.55 = 8,160.55 : x
  2. Step 2: Convert to fraction form
    14,875.07/20,526.55 = 8,160.55/x
  3. Step 3: Cross multiply
    14,875.07x = 20,526.55 × 8,160.55
  4. Step 4: Simplify right side
    14,875.07x = 167,507,865.88
  5. Step 5: Solve for x
    x = 167,507,865.88/14,875.07
  6. Step 6: Final answer
    x = 11,260.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.