Home / 18,437.50-25,444.29-10,054.54

Finding the Fourth Proportional to 18,437.50, 25,444.29 and 10,054.54

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Solution

The fourth proportional to 18,437.50, 25,444.29 and 10,054.54 is: 13,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437.50 : 25,444.29 = 10,054.54 : x
  2. Step 2: Convert to fraction form
    18,437.50/25,444.29 = 10,054.54/x
  3. Step 3: Cross multiply
    18,437.50x = 25,444.29 × 10,054.54
  4. Step 4: Simplify right side
    18,437.50x = 255,830,631.58
  5. Step 5: Solve for x
    x = 255,830,631.58/18,437.50
  6. Step 6: Final answer
    x = 13,875.56

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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.