Home / 13,037.04-17,988.35-7,733.57

Finding the Fourth Proportional to 13,037.04, 17,988.35 and 7,733.57

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Solution

The fourth proportional to 13,037.04, 17,988.35 and 7,733.57 is: 10,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.04 : 17,988.35 = 7,733.57 : x
  2. Step 2: Convert to fraction form
    13,037.04/17,988.35 = 7,733.57/x
  3. Step 3: Cross multiply
    13,037.04x = 17,988.35 × 7,733.57
  4. Step 4: Simplify right side
    13,037.04x = 139,114,035.30
  5. Step 5: Solve for x
    x = 139,114,035.30/13,037.04
  6. Step 6: Final answer
    x = 10,670.68

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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.