Home / 19,435.61-29,154.32-6,289.01

Finding the Fourth Proportional to 19,435.61, 29,154.32 and 6,289.01

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Solution

The fourth proportional to 19,435.61, 29,154.32 and 6,289.01 is: 9,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.61 : 29,154.32 = 6,289.01 : x
  2. Step 2: Convert to fraction form
    19,435.61/29,154.32 = 6,289.01/x
  3. Step 3: Cross multiply
    19,435.61x = 29,154.32 × 6,289.01
  4. Step 4: Simplify right side
    19,435.61x = 183,351,632.81
  5. Step 5: Solve for x
    x = 183,351,632.81/19,435.61
  6. Step 6: Final answer
    x = 9,433.80

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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.