Home / 30,184.04-45,265.80-10,457.99

Finding the Fourth Proportional to 30,184.04, 45,265.80 and 10,457.99

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Solution

The fourth proportional to 30,184.04, 45,265.80 and 10,457.99 is: 15,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.04 : 45,265.80 = 10,457.99 : x
  2. Step 2: Convert to fraction form
    30,184.04/45,265.80 = 10,457.99/x
  3. Step 3: Cross multiply
    30,184.04x = 45,265.80 × 10,457.99
  4. Step 4: Simplify right side
    30,184.04x = 473,389,057.41
  5. Step 5: Solve for x
    x = 473,389,057.41/30,184.04
  6. Step 6: Final answer
    x = 15,683.43

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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.