Home / 26,312.29-39,281.14-25,389.70

Finding the Fourth Proportional to 26,312.29, 39,281.14 and 25,389.70

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Solution

The fourth proportional to 26,312.29, 39,281.14 and 25,389.70 is: 37,903.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.29 : 39,281.14 = 25,389.70 : x
  2. Step 2: Convert to fraction form
    26,312.29/39,281.14 = 25,389.70/x
  3. Step 3: Cross multiply
    26,312.29x = 39,281.14 × 25,389.70
  4. Step 4: Simplify right side
    26,312.29x = 997,336,360.26
  5. Step 5: Solve for x
    x = 997,336,360.26/26,312.29
  6. Step 6: Final answer
    x = 37,903.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.