Home / 24,424.80-36,637.20-21,411.60

Finding the Fourth Proportional to 24,424.80, 36,637.20 and 21,411.60

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Solution

The fourth proportional to 24,424.80, 36,637.20 and 21,411.60 is: 32,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,424.80 : 36,637.20 = 21,411.60 : x
  2. Step 2: Convert to fraction form
    24,424.80/36,637.20 = 21,411.60/x
  3. Step 3: Cross multiply
    24,424.80x = 36,637.20 × 21,411.60
  4. Step 4: Simplify right side
    24,424.80x = 784,461,071.52
  5. Step 5: Solve for x
    x = 784,461,071.52/24,424.80
  6. Step 6: Final answer
    x = 32,117.40

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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.