Home / 19,613.49-29,526.95-17,869.70

Finding the Fourth Proportional to 19,613.49, 29,526.95 and 17,869.70

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Solution

The fourth proportional to 19,613.49, 29,526.95 and 17,869.70 is: 26,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.49 : 29,526.95 = 17,869.70 : x
  2. Step 2: Convert to fraction form
    19,613.49/29,526.95 = 17,869.70/x
  3. Step 3: Cross multiply
    19,613.49x = 29,526.95 × 17,869.70
  4. Step 4: Simplify right side
    19,613.49x = 527,637,501.43
  5. Step 5: Solve for x
    x = 527,637,501.43/19,613.49
  6. Step 6: Final answer
    x = 26,901.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.