Home / 28,030.01-42,050.19-8,038.66

Finding the Fourth Proportional to 28,030.01, 42,050.19 and 8,038.66

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Solution

The fourth proportional to 28,030.01, 42,050.19 and 8,038.66 is: 12,059.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030.01 : 42,050.19 = 8,038.66 : x
  2. Step 2: Convert to fraction form
    28,030.01/42,050.19 = 8,038.66/x
  3. Step 3: Cross multiply
    28,030.01x = 42,050.19 × 8,038.66
  4. Step 4: Simplify right side
    28,030.01x = 338,027,075.22
  5. Step 5: Solve for x
    x = 338,027,075.22/28,030.01
  6. Step 6: Final answer
    x = 12,059.47

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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.