Home / 12,953.04-19,426.68-5,055.77

Finding the Fourth Proportional to 12,953.04, 19,426.68 and 5,055.77

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Solution

The fourth proportional to 12,953.04, 19,426.68 and 5,055.77 is: 7,582.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953.04 : 19,426.68 = 5,055.77 : x
  2. Step 2: Convert to fraction form
    12,953.04/19,426.68 = 5,055.77/x
  3. Step 3: Cross multiply
    12,953.04x = 19,426.68 × 5,055.77
  4. Step 4: Simplify right side
    12,953.04x = 98,216,728.81
  5. Step 5: Solve for x
    x = 98,216,728.81/12,953.04
  6. Step 6: Final answer
    x = 7,582.52

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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.