Home / 12,358.23-18,535.43-4,038.19

Finding the Fourth Proportional to 12,358.23, 18,535.43 and 4,038.19

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Solution

The fourth proportional to 12,358.23, 18,535.43 and 4,038.19 is: 6,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.23 : 18,535.43 = 4,038.19 : x
  2. Step 2: Convert to fraction form
    12,358.23/18,535.43 = 4,038.19/x
  3. Step 3: Cross multiply
    12,358.23x = 18,535.43 × 4,038.19
  4. Step 4: Simplify right side
    12,358.23x = 74,849,588.07
  5. Step 5: Solve for x
    x = 74,849,588.07/12,358.23
  6. Step 6: Final answer
    x = 6,056.66

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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.