Home / 27,803.34-38,368.62-15,056.52

Finding the Fourth Proportional to 27,803.34, 38,368.62 and 15,056.52

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Solution

The fourth proportional to 27,803.34, 38,368.62 and 15,056.52 is: 20,778.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,803.34 : 38,368.62 = 15,056.52 : x
  2. Step 2: Convert to fraction form
    27,803.34/38,368.62 = 15,056.52/x
  3. Step 3: Cross multiply
    27,803.34x = 38,368.62 × 15,056.52
  4. Step 4: Simplify right side
    27,803.34x = 577,697,894.40
  5. Step 5: Solve for x
    x = 577,697,894.40/27,803.34
  6. Step 6: Final answer
    x = 20,778.00

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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.