Home / 26,368.15-36,386.21-15,038.12

Finding the Fourth Proportional to 26,368.15, 36,386.21 and 15,038.12

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Solution

The fourth proportional to 26,368.15, 36,386.21 and 15,038.12 is: 20,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.15 : 36,386.21 = 15,038.12 : x
  2. Step 2: Convert to fraction form
    26,368.15/36,386.21 = 15,038.12/x
  3. Step 3: Cross multiply
    26,368.15x = 36,386.21 × 15,038.12
  4. Step 4: Simplify right side
    26,368.15x = 547,180,320.89
  5. Step 5: Solve for x
    x = 547,180,320.89/26,368.15
  6. Step 6: Final answer
    x = 20,751.56

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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.