Home / 26,029.24-39,038.93-12,688.84

Finding the Fourth Proportional to 26,029.24, 39,038.93 and 12,688.84

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Solution

The fourth proportional to 26,029.24, 39,038.93 and 12,688.84 is: 19,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,029.24 : 39,038.93 = 12,688.84 : x
  2. Step 2: Convert to fraction form
    26,029.24/39,038.93 = 12,688.84/x
  3. Step 3: Cross multiply
    26,029.24x = 39,038.93 × 12,688.84
  4. Step 4: Simplify right side
    26,029.24x = 495,358,793.27
  5. Step 5: Solve for x
    x = 495,358,793.27/26,029.24
  6. Step 6: Final answer
    x = 19,030.86

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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.