Home / 37,509.89-56,260.78-12,547.10

Finding the Fourth Proportional to 37,509.89, 56,260.78 and 12,547.10

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Solution

The fourth proportional to 37,509.89, 56,260.78 and 12,547.10 is: 18,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,509.89 : 56,260.78 = 12,547.10 : x
  2. Step 2: Convert to fraction form
    37,509.89/56,260.78 = 12,547.10/x
  3. Step 3: Cross multiply
    37,509.89x = 56,260.78 × 12,547.10
  4. Step 4: Simplify right side
    37,509.89x = 705,909,742.02
  5. Step 5: Solve for x
    x = 705,909,742.02/37,509.89
  6. Step 6: Final answer
    x = 18,819.30

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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.