Home / 28,785.79-43,098.96-14,715.53

Finding the Fourth Proportional to 28,785.79, 43,098.96 and 14,715.53

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Solution

The fourth proportional to 28,785.79, 43,098.96 and 14,715.53 is: 22,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,785.79 : 43,098.96 = 14,715.53 : x
  2. Step 2: Convert to fraction form
    28,785.79/43,098.96 = 14,715.53/x
  3. Step 3: Cross multiply
    28,785.79x = 43,098.96 × 14,715.53
  4. Step 4: Simplify right side
    28,785.79x = 634,224,038.85
  5. Step 5: Solve for x
    x = 634,224,038.85/28,785.79
  6. Step 6: Final answer
    x = 22,032.54

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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.