Home / 47,302.79-70,959.68-15,715.67

Finding the Fourth Proportional to 47,302.79, 70,959.68 and 15,715.67

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Solution

The fourth proportional to 47,302.79, 70,959.68 and 15,715.67 is: 23,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,302.79 : 70,959.68 = 15,715.67 : x
  2. Step 2: Convert to fraction form
    47,302.79/70,959.68 = 15,715.67/x
  3. Step 3: Cross multiply
    47,302.79x = 70,959.68 × 15,715.67
  4. Step 4: Simplify right side
    47,302.79x = 1,115,178,914.19
  5. Step 5: Solve for x
    x = 1,115,178,914.19/47,302.79
  6. Step 6: Final answer
    x = 23,575.33

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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.