Home / 14,946.40-22,430.40-8,365.60

Finding the Fourth Proportional to 14,946.40, 22,430.40 and 8,365.60

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Solution

The fourth proportional to 14,946.40, 22,430.40 and 8,365.60 is: 12,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.40 : 22,430.40 = 8,365.60 : x
  2. Step 2: Convert to fraction form
    14,946.40/22,430.40 = 8,365.60/x
  3. Step 3: Cross multiply
    14,946.40x = 22,430.40 × 8,365.60
  4. Step 4: Simplify right side
    14,946.40x = 187,643,754.24
  5. Step 5: Solve for x
    x = 187,643,754.24/14,946.40
  6. Step 6: Final answer
    x = 12,554.44

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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.