Home / 30,583.56-45,875.65-10,862.90

Finding the Fourth Proportional to 30,583.56, 45,875.65 and 10,862.90

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Solution

The fourth proportional to 30,583.56, 45,875.65 and 10,862.90 is: 16,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,583.56 : 45,875.65 = 10,862.90 : x
  2. Step 2: Convert to fraction form
    30,583.56/45,875.65 = 10,862.90/x
  3. Step 3: Cross multiply
    30,583.56x = 45,875.65 × 10,862.90
  4. Step 4: Simplify right side
    30,583.56x = 498,342,598.39
  5. Step 5: Solve for x
    x = 498,342,598.39/30,583.56
  6. Step 6: Final answer
    x = 16,294.46

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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.