Home / 13,037.12-19,543.98-4,715.18

Finding the Fourth Proportional to 13,037.12, 19,543.98 and 4,715.18

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Solution

The fourth proportional to 13,037.12, 19,543.98 and 4,715.18 is: 7,068.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.12 : 19,543.98 = 4,715.18 : x
  2. Step 2: Convert to fraction form
    13,037.12/19,543.98 = 4,715.18/x
  3. Step 3: Cross multiply
    13,037.12x = 19,543.98 × 4,715.18
  4. Step 4: Simplify right side
    13,037.12x = 92,153,376.87
  5. Step 5: Solve for x
    x = 92,153,376.87/13,037.12
  6. Step 6: Final answer
    x = 7,068.54

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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.