Home / 28,526.68-42,779.54-9,801.41

Finding the Fourth Proportional to 28,526.68, 42,779.54 and 9,801.41

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Solution

The fourth proportional to 28,526.68, 42,779.54 and 9,801.41 is: 14,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,526.68 : 42,779.54 = 9,801.41 : x
  2. Step 2: Convert to fraction form
    28,526.68/42,779.54 = 9,801.41/x
  3. Step 3: Cross multiply
    28,526.68x = 42,779.54 × 9,801.41
  4. Step 4: Simplify right side
    28,526.68x = 419,299,621.76
  5. Step 5: Solve for x
    x = 419,299,621.76/28,526.68
  6. Step 6: Final answer
    x = 14,698.51

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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.