Home / 15,465.49-23,200.02-4,931.80

Finding the Fourth Proportional to 15,465.49, 23,200.02 and 4,931.80

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Solution

The fourth proportional to 15,465.49, 23,200.02 and 4,931.80 is: 7,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.49 : 23,200.02 = 4,931.80 : x
  2. Step 2: Convert to fraction form
    15,465.49/23,200.02 = 4,931.80/x
  3. Step 3: Cross multiply
    15,465.49x = 23,200.02 × 4,931.80
  4. Step 4: Simplify right side
    15,465.49x = 114,417,858.64
  5. Step 5: Solve for x
    x = 114,417,858.64/15,465.49
  6. Step 6: Final answer
    x = 7,398.27

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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.