Home / 30,225.02-45,311.46-13,345.16

Finding the Fourth Proportional to 30,225.02, 45,311.46 and 13,345.16

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Solution

The fourth proportional to 30,225.02, 45,311.46 and 13,345.16 is: 20,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.02 : 45,311.46 = 13,345.16 : x
  2. Step 2: Convert to fraction form
    30,225.02/45,311.46 = 13,345.16/x
  3. Step 3: Cross multiply
    30,225.02x = 45,311.46 × 13,345.16
  4. Step 4: Simplify right side
    30,225.02x = 604,688,683.53
  5. Step 5: Solve for x
    x = 604,688,683.53/30,225.02
  6. Step 6: Final answer
    x = 20,006.23

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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.