Home / 31,648.50-47,461.40-9,457.74

Finding the Fourth Proportional to 31,648.50, 47,461.40 and 9,457.74

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Solution

The fourth proportional to 31,648.50, 47,461.40 and 9,457.74 is: 14,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,648.50 : 47,461.40 = 9,457.74 : x
  2. Step 2: Convert to fraction form
    31,648.50/47,461.40 = 9,457.74/x
  3. Step 3: Cross multiply
    31,648.50x = 47,461.40 × 9,457.74
  4. Step 4: Simplify right side
    31,648.50x = 448,877,581.24
  5. Step 5: Solve for x
    x = 448,877,581.24/31,648.50
  6. Step 6: Final answer
    x = 14,183.22

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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.