Home / 47,435.89-65,457.60-26,215.11

Finding the Fourth Proportional to 47,435.89, 65,457.60 and 26,215.11

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Solution

The fourth proportional to 47,435.89, 65,457.60 and 26,215.11 is: 36,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.89 : 65,457.60 = 26,215.11 : x
  2. Step 2: Convert to fraction form
    47,435.89/65,457.60 = 26,215.11/x
  3. Step 3: Cross multiply
    47,435.89x = 65,457.60 × 26,215.11
  4. Step 4: Simplify right side
    47,435.89x = 1,715,977,857.05
  5. Step 5: Solve for x
    x = 1,715,977,857.05/47,435.89
  6. Step 6: Final answer
    x = 36,174.67

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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.