Home / 14,587.02-20,118.84-9,812.04

Finding the Fourth Proportional to 14,587.02, 20,118.84 and 9,812.04

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Solution

The fourth proportional to 14,587.02, 20,118.84 and 9,812.04 is: 13,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.02 : 20,118.84 = 9,812.04 : x
  2. Step 2: Convert to fraction form
    14,587.02/20,118.84 = 9,812.04/x
  3. Step 3: Cross multiply
    14,587.02x = 20,118.84 × 9,812.04
  4. Step 4: Simplify right side
    14,587.02x = 197,406,862.83
  5. Step 5: Solve for x
    x = 197,406,862.83/14,587.02
  6. Step 6: Final answer
    x = 13,533.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.