Home / 45,030.48-67,547.08-15,447.89

Finding the Fourth Proportional to 45,030.48, 67,547.08 and 15,447.89

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Solution

The fourth proportional to 45,030.48, 67,547.08 and 15,447.89 is: 23,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030.48 : 67,547.08 = 15,447.89 : x
  2. Step 2: Convert to fraction form
    45,030.48/67,547.08 = 15,447.89/x
  3. Step 3: Cross multiply
    45,030.48x = 67,547.08 × 15,447.89
  4. Step 4: Simplify right side
    45,030.48x = 1,043,459,861.66
  5. Step 5: Solve for x
    x = 1,043,459,861.66/45,030.48
  6. Step 6: Final answer
    x = 23,172.30

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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.