Home / 19,565.24-29,297.37-12,970.76

Finding the Fourth Proportional to 19,565.24, 29,297.37 and 12,970.76

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Solution

The fourth proportional to 19,565.24, 29,297.37 and 12,970.76 is: 19,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.24 : 29,297.37 = 12,970.76 : x
  2. Step 2: Convert to fraction form
    19,565.24/29,297.37 = 12,970.76/x
  3. Step 3: Cross multiply
    19,565.24x = 29,297.37 × 12,970.76
  4. Step 4: Simplify right side
    19,565.24x = 380,009,154.90
  5. Step 5: Solve for x
    x = 380,009,154.90/19,565.24
  6. Step 6: Final answer
    x = 19,422.67

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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.