Home / 26,030.79-39,038.13-9,388.69

Finding the Fourth Proportional to 26,030.79, 39,038.13 and 9,388.69

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Solution

The fourth proportional to 26,030.79, 39,038.13 and 9,388.69 is: 14,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,030.79 : 39,038.13 = 9,388.69 : x
  2. Step 2: Convert to fraction form
    26,030.79/39,038.13 = 9,388.69/x
  3. Step 3: Cross multiply
    26,030.79x = 39,038.13 × 9,388.69
  4. Step 4: Simplify right side
    26,030.79x = 366,516,803.15
  5. Step 5: Solve for x
    x = 366,516,803.15/26,030.79
  6. Step 6: Final answer
    x = 14,080.13

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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.