Home / 31,389.02-47,043.49-14,712.26

Finding the Fourth Proportional to 31,389.02, 47,043.49 and 14,712.26

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Solution

The fourth proportional to 31,389.02, 47,043.49 and 14,712.26 is: 22,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,389.02 : 47,043.49 = 14,712.26 : x
  2. Step 2: Convert to fraction form
    31,389.02/47,043.49 = 14,712.26/x
  3. Step 3: Cross multiply
    31,389.02x = 47,043.49 × 14,712.26
  4. Step 4: Simplify right side
    31,389.02x = 692,116,056.19
  5. Step 5: Solve for x
    x = 692,116,056.19/31,389.02
  6. Step 6: Final answer
    x = 22,049.62

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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.