Home / 26,113.61-39,143.61-10,312.24

Finding the Fourth Proportional to 26,113.61, 39,143.61 and 10,312.24

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Solution

The fourth proportional to 26,113.61, 39,143.61 and 10,312.24 is: 15,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,113.61 : 39,143.61 = 10,312.24 : x
  2. Step 2: Convert to fraction form
    26,113.61/39,143.61 = 10,312.24/x
  3. Step 3: Cross multiply
    26,113.61x = 39,143.61 × 10,312.24
  4. Step 4: Simplify right side
    26,113.61x = 403,658,209.27
  5. Step 5: Solve for x
    x = 403,658,209.27/26,113.61
  6. Step 6: Final answer
    x = 15,457.77

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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.