Home / 19,032.17-26,271.95-12,901.28

Finding the Fourth Proportional to 19,032.17, 26,271.95 and 12,901.28

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Solution

The fourth proportional to 19,032.17, 26,271.95 and 12,901.28 is: 17,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.17 : 26,271.95 = 12,901.28 : x
  2. Step 2: Convert to fraction form
    19,032.17/26,271.95 = 12,901.28/x
  3. Step 3: Cross multiply
    19,032.17x = 26,271.95 × 12,901.28
  4. Step 4: Simplify right side
    19,032.17x = 338,941,587.23
  5. Step 5: Solve for x
    x = 338,941,587.23/19,032.17
  6. Step 6: Final answer
    x = 17,808.88

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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.