Home / 28,070.28-42,135.72-24,970.08

Finding the Fourth Proportional to 28,070.28, 42,135.72 and 24,970.08

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Solution

The fourth proportional to 28,070.28, 42,135.72 and 24,970.08 is: 37,482.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070.28 : 42,135.72 = 24,970.08 : x
  2. Step 2: Convert to fraction form
    28,070.28/42,135.72 = 24,970.08/x
  3. Step 3: Cross multiply
    28,070.28x = 42,135.72 × 24,970.08
  4. Step 4: Simplify right side
    28,070.28x = 1,052,132,299.26
  5. Step 5: Solve for x
    x = 1,052,132,299.26/28,070.28
  6. Step 6: Final answer
    x = 37,482.07

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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.