Home / 28,352.08-42,526.40-12,552.50

Finding the Fourth Proportional to 28,352.08, 42,526.40 and 12,552.50

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Solution

The fourth proportional to 28,352.08, 42,526.40 and 12,552.50 is: 18,827.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.08 : 42,526.40 = 12,552.50 : x
  2. Step 2: Convert to fraction form
    28,352.08/42,526.40 = 12,552.50/x
  3. Step 3: Cross multiply
    28,352.08x = 42,526.40 × 12,552.50
  4. Step 4: Simplify right side
    28,352.08x = 533,812,750.16
  5. Step 5: Solve for x
    x = 533,812,750.16/28,352.08
  6. Step 6: Final answer
    x = 18,827.99

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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.