Home / 31,484.34-43,446.69-18,056.16

Finding the Fourth Proportional to 31,484.34, 43,446.69 and 18,056.16

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Solution

The fourth proportional to 31,484.34, 43,446.69 and 18,056.16 is: 24,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.34 : 43,446.69 = 18,056.16 : x
  2. Step 2: Convert to fraction form
    31,484.34/43,446.69 = 18,056.16/x
  3. Step 3: Cross multiply
    31,484.34x = 43,446.69 × 18,056.16
  4. Step 4: Simplify right side
    31,484.34x = 784,480,386.11
  5. Step 5: Solve for x
    x = 784,480,386.11/31,484.34
  6. Step 6: Final answer
    x = 24,916.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.