Home / 26,368.71-36,386.99-15,038.69

Finding the Fourth Proportional to 26,368.71, 36,386.99 and 15,038.69

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Solution

The fourth proportional to 26,368.71, 36,386.99 and 15,038.69 is: 20,752.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.71 : 36,386.99 = 15,038.69 : x
  2. Step 2: Convert to fraction form
    26,368.71/36,386.99 = 15,038.69/x
  3. Step 3: Cross multiply
    26,368.71x = 36,386.99 × 15,038.69
  4. Step 4: Simplify right side
    26,368.71x = 547,212,461.91
  5. Step 5: Solve for x
    x = 547,212,461.91/26,368.71
  6. Step 6: Final answer
    x = 20,752.34

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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.