Home / 47,887.81-66,085.28-26,667.84

Finding the Fourth Proportional to 47,887.81, 66,085.28 and 26,667.84

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Solution

The fourth proportional to 47,887.81, 66,085.28 and 26,667.84 is: 36,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887.81 : 66,085.28 = 26,667.84 : x
  2. Step 2: Convert to fraction form
    47,887.81/66,085.28 = 26,667.84/x
  3. Step 3: Cross multiply
    47,887.81x = 66,085.28 × 26,667.84
  4. Step 4: Simplify right side
    47,887.81x = 1,762,351,209.63
  5. Step 5: Solve for x
    x = 1,762,351,209.63/47,887.81
  6. Step 6: Final answer
    x = 36,801.67

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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.