Home / 24,985.22-34,478.58-13,655.10

Finding the Fourth Proportional to 24,985.22, 34,478.58 and 13,655.10

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Solution

The fourth proportional to 24,985.22, 34,478.58 and 13,655.10 is: 18,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,985.22 : 34,478.58 = 13,655.10 : x
  2. Step 2: Convert to fraction form
    24,985.22/34,478.58 = 13,655.10/x
  3. Step 3: Cross multiply
    24,985.22x = 34,478.58 × 13,655.10
  4. Step 4: Simplify right side
    24,985.22x = 470,808,457.76
  5. Step 5: Solve for x
    x = 470,808,457.76/24,985.22
  6. Step 6: Final answer
    x = 18,843.48

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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.