Home / 13,750.74-18,957.54-10,927.50

Finding the Fourth Proportional to 13,750.74, 18,957.54 and 10,927.50

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Solution

The fourth proportional to 13,750.74, 18,957.54 and 10,927.50 is: 15,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.74 : 18,957.54 = 10,927.50 : x
  2. Step 2: Convert to fraction form
    13,750.74/18,957.54 = 10,927.50/x
  3. Step 3: Cross multiply
    13,750.74x = 18,957.54 × 10,927.50
  4. Step 4: Simplify right side
    13,750.74x = 207,158,518.35
  5. Step 5: Solve for x
    x = 207,158,518.35/13,750.74
  6. Step 6: Final answer
    x = 15,065.26

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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.