Home / 14,328.86-21,492.36-8,522.42

Finding the Fourth Proportional to 14,328.86, 21,492.36 and 8,522.42

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Solution

The fourth proportional to 14,328.86, 21,492.36 and 8,522.42 is: 12,783.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.86 : 21,492.36 = 8,522.42 : x
  2. Step 2: Convert to fraction form
    14,328.86/21,492.36 = 8,522.42/x
  3. Step 3: Cross multiply
    14,328.86x = 21,492.36 × 8,522.42
  4. Step 4: Simplify right side
    14,328.86x = 183,166,918.71
  5. Step 5: Solve for x
    x = 183,166,918.71/14,328.86
  6. Step 6: Final answer
    x = 12,783.08

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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.