Home / 35,385.40-53,103.70-14,623.80

Finding the Fourth Proportional to 35,385.40, 53,103.70 and 14,623.80

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Solution

The fourth proportional to 35,385.40, 53,103.70 and 14,623.80 is: 21,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,385.40 : 53,103.70 = 14,623.80 : x
  2. Step 2: Convert to fraction form
    35,385.40/53,103.70 = 14,623.80/x
  3. Step 3: Cross multiply
    35,385.40x = 53,103.70 × 14,623.80
  4. Step 4: Simplify right side
    35,385.40x = 776,577,888.06
  5. Step 5: Solve for x
    x = 776,577,888.06/35,385.40
  6. Step 6: Final answer
    x = 21,946.28

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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.