Home / 14,985.80-22,527.30-12,847.40

Finding the Fourth Proportional to 14,985.80, 22,527.30 and 12,847.40

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Solution

The fourth proportional to 14,985.80, 22,527.30 and 12,847.40 is: 19,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.80 : 22,527.30 = 12,847.40 : x
  2. Step 2: Convert to fraction form
    14,985.80/22,527.30 = 12,847.40/x
  3. Step 3: Cross multiply
    14,985.80x = 22,527.30 × 12,847.40
  4. Step 4: Simplify right side
    14,985.80x = 289,417,234.02
  5. Step 5: Solve for x
    x = 289,417,234.02/14,985.80
  6. Step 6: Final answer
    x = 19,312.77

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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.