Home / 46,645.86-69,948.12-13,358.34

Finding the Fourth Proportional to 46,645.86, 69,948.12 and 13,358.34

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Solution

The fourth proportional to 46,645.86, 69,948.12 and 13,358.34 is: 20,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,645.86 : 69,948.12 = 13,358.34 : x
  2. Step 2: Convert to fraction form
    46,645.86/69,948.12 = 13,358.34/x
  3. Step 3: Cross multiply
    46,645.86x = 69,948.12 × 13,358.34
  4. Step 4: Simplify right side
    46,645.86x = 934,390,769.32
  5. Step 5: Solve for x
    x = 934,390,769.32/46,645.86
  6. Step 6: Final answer
    x = 20,031.59

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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.