Home / 31,916.02-47,873.67-14,373.40

Finding the Fourth Proportional to 31,916.02, 47,873.67 and 14,373.40

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Solution

The fourth proportional to 31,916.02, 47,873.67 and 14,373.40 is: 21,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.02 : 47,873.67 = 14,373.40 : x
  2. Step 2: Convert to fraction form
    31,916.02/47,873.67 = 14,373.40/x
  3. Step 3: Cross multiply
    31,916.02x = 47,873.67 × 14,373.40
  4. Step 4: Simplify right side
    31,916.02x = 688,107,408.38
  5. Step 5: Solve for x
    x = 688,107,408.38/31,916.02
  6. Step 6: Final answer
    x = 21,559.94

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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.