Home / 25,580.05-38,328.35-15,698.45

Finding the Fourth Proportional to 25,580.05, 38,328.35 and 15,698.45

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Solution

The fourth proportional to 25,580.05, 38,328.35 and 15,698.45 is: 23,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,580.05 : 38,328.35 = 15,698.45 : x
  2. Step 2: Convert to fraction form
    25,580.05/38,328.35 = 15,698.45/x
  3. Step 3: Cross multiply
    25,580.05x = 38,328.35 × 15,698.45
  4. Step 4: Simplify right side
    25,580.05x = 601,695,686.06
  5. Step 5: Solve for x
    x = 601,695,686.06/25,580.05
  6. Step 6: Final answer
    x = 23,522.07

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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.