Home / 38,988.51-58,482.20-9,406.09

Finding the Fourth Proportional to 38,988.51, 58,482.20 and 9,406.09

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Solution

The fourth proportional to 38,988.51, 58,482.20 and 9,406.09 is: 14,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,988.51 : 58,482.20 = 9,406.09 : x
  2. Step 2: Convert to fraction form
    38,988.51/58,482.20 = 9,406.09/x
  3. Step 3: Cross multiply
    38,988.51x = 58,482.20 × 9,406.09
  4. Step 4: Simplify right side
    38,988.51x = 550,088,933.22
  5. Step 5: Solve for x
    x = 550,088,933.22/38,988.51
  6. Step 6: Final answer
    x = 14,109.00

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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.