Home / 27,875.94-41,836.95-13,835.40

Finding the Fourth Proportional to 27,875.94, 41,836.95 and 13,835.40

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Solution

The fourth proportional to 27,875.94, 41,836.95 and 13,835.40 is: 20,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,875.94 : 41,836.95 = 13,835.40 : x
  2. Step 2: Convert to fraction form
    27,875.94/41,836.95 = 13,835.40/x
  3. Step 3: Cross multiply
    27,875.94x = 41,836.95 × 13,835.40
  4. Step 4: Simplify right side
    27,875.94x = 578,830,938.03
  5. Step 5: Solve for x
    x = 578,830,938.03/27,875.94
  6. Step 6: Final answer
    x = 20,764.54

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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.