Home / 19,335.81-26,681.61-10,952.31

Finding the Fourth Proportional to 19,335.81, 26,681.61 and 10,952.31

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Solution

The fourth proportional to 19,335.81, 26,681.61 and 10,952.31 is: 15,113.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.81 : 26,681.61 = 10,952.31 : x
  2. Step 2: Convert to fraction form
    19,335.81/26,681.61 = 10,952.31/x
  3. Step 3: Cross multiply
    19,335.81x = 26,681.61 × 10,952.31
  4. Step 4: Simplify right side
    19,335.81x = 292,225,264.02
  5. Step 5: Solve for x
    x = 292,225,264.02/19,335.81
  6. Step 6: Final answer
    x = 15,113.16

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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.