Home / 25,459.93-35,127.53-16,507.81

Finding the Fourth Proportional to 25,459.93, 35,127.53 and 16,507.81

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Solution

The fourth proportional to 25,459.93, 35,127.53 and 16,507.81 is: 22,776.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.93 : 35,127.53 = 16,507.81 : x
  2. Step 2: Convert to fraction form
    25,459.93/35,127.53 = 16,507.81/x
  3. Step 3: Cross multiply
    25,459.93x = 35,127.53 × 16,507.81
  4. Step 4: Simplify right side
    25,459.93x = 579,878,508.47
  5. Step 5: Solve for x
    x = 579,878,508.47/25,459.93
  6. Step 6: Final answer
    x = 22,776.12

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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.